feat: dark/light theme toggle at runtime#21

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feat: dark/light theme toggle at runtime #21

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e23d361
feat: add dark/light theme toggle at runtime
muk2 Feb 18, 2026
9ff9bff
fix: Ctrl+Shift+T theme toggle not working in most terminals
muk2 Feb 19, 2026
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46 changes: 44 additions & 2 deletions src/ui/app.rs
View file
Open in desktop
Original file line numberDiff line numberDiff line change
Expand Up@@ -9,7 +9,7 @@ use crate::db::{
ConnectionConfig, ConnectionManager, DatabaseInfo, QueryResult, SchemaInfo, SslMode, TableInfo,
};
use crate::editor::{HistoryEntry, QueryHistory, TextBuffer};
use crate::ui::Theme;
use crate::ui::{Theme, ThemeName};

pub const SPINNER_FRAMES: &[char] = &['⠋', '⠙', '⠹', '⠸', '⠼', '⠴', '⠦', '⠧', '⠇', '⠏'];

Expand DownExpand Up@@ -198,8 +198,13 @@ impl App {
initial_config.password.len(),
];

let theme = match Self::load_theme_preference() {
ThemeName::Dark => Theme::dark(),
ThemeName::Light => Theme::light(),
};

Self {
theme: Theme::dark(),
theme,
focus: Focus::ConnectionDialog,
should_quit: false,

Expand DownExpand Up@@ -298,9 +303,46 @@ impl App {
}
}

pub fn toggle_theme(&mut self) {
let new_name = self.theme.name.toggle();
self.theme = match new_name {
ThemeName::Dark => Theme::dark(),
ThemeName::Light => Theme::light(),
};
Self::save_theme_preference(new_name);
}

fn save_theme_preference(theme_name: ThemeName) {
if let Some(config_dir) = dirs::config_dir() {
let pgrsql_dir = config_dir.join("pgrsql");
let _ = std::fs::create_dir_all(&pgrsql_dir);
let _ = std::fs::write(pgrsql_dir.join("theme"), theme_name.as_str());
}
}

fn load_theme_preference() -> ThemeName {
if let Some(config_dir) = dirs::config_dir() {
let path = config_dir.join("pgrsql").join("theme");
if let Ok(content) = std::fs::read_to_string(path) {
return match content.trim() {
"light" => ThemeName::Light,
_ => ThemeName::Dark,
};
}
}
ThemeName::Dark
}

pub async fn handle_input(&mut self, key: KeyEvent) -> Result<()> {
// Global shortcuts
match (key.code, key.modifiers) {
// Ctrl+Shift+T: Toggle theme (works in all contexts except connection dialog text input)
// Note: most terminals report Ctrl+Shift+T as Char('T') with only CONTROL;
// the SHIFT modifier is implicit in the uppercase letter.
(KeyCode::Char('T'), m) if m.contains(KeyModifiers::CONTROL) => {
self.toggle_theme();
return Ok(());
}
(KeyCode::Char('?'), _) if self.focus != Focus::Editor => {
self.show_help = !self.show_help;
if self.show_help {
Expand Down
9 changes: 7 additions & 2 deletions src/ui/components.rs
View file
Open in desktop
Original file line numberDiff line numberDiff line change
Expand Up@@ -633,8 +633,12 @@ fn draw_status_bar(frame: &mut Frame, app: &App, area: Rect) {
Style::default().fg(theme.text_muted).bg(theme.bg_secondary)
};

// Right section: help hints
let right_text = "? Help | Ctrl+Q/D Quit ";
// Right section: theme indicator + help hints
let theme_indicator = match app.theme.name {
crate::ui::ThemeName::Dark => "Dark",
crate::ui::ThemeName::Light => "Light",
};
let right_text = format!("{} | ? Help | Ctrl+Q/D Quit ", theme_indicator);

// Calculate padding
let left_len = left_text.len() as u16;
Expand DownExpand Up@@ -945,6 +949,7 @@ fn draw_help_overlay(frame: &mut Frame, app: &App) {
" GLOBAL",
" Ctrl+Q/D Quit",
" Ctrl+C Connect dialog",
" Ctrl+Shift+T Toggle theme",
" ? Toggle help",
"",
" NAVIGATION",
Expand Down
25 changes: 25 additions & 0 deletions src/ui/theme.rs
View file
Open in desktop
Original file line numberDiff line numberDiff line change
@@ -1,7 +1,14 @@
use ratatui::style::{Color, Modifier, Style};

#[derive(Debug, Clone, Copy, PartialEq)]
pub enum ThemeName {
Dark,
Light,
}

#[allow(dead_code)]
pub struct Theme {
pub name: ThemeName,
// Background colors
pub bg_primary: Color,
pub bg_secondary: Color,
Expand DownExpand Up@@ -43,10 +50,27 @@ impl Default for Theme {
}
}

impl ThemeName {
pub fn toggle(self) -> Self {
match self {
ThemeName::Dark => ThemeName::Light,
ThemeName::Light => ThemeName::Dark,
}
}

pub fn as_str(&self) -> &'static str {
match self {
ThemeName::Dark => "dark",
ThemeName::Light => "light",
}
}
}

#[allow(dead_code)]
impl Theme {
pub fn dark() -> Self {
Self {
name: ThemeName::Dark,
// Background colors - dark blue-gray palette
bg_primary: Color::Rgb(24, 26, 33),
bg_secondary: Color::Rgb(30, 33, 43),
Expand DownExpand Up@@ -85,6 +109,7 @@ impl Theme {

pub fn light() -> Self {
Self {
name: ThemeName::Light,
bg_primary: Color::Rgb(250, 250, 252),
bg_secondary: Color::Rgb(240, 240, 245),
bg_tertiary: Color::Rgb(230, 230, 238),
Expand Down
, 'i'); if (__m === '*' || __re.test(location.href)) { injectUserscript("// Add copy buttons to all 
 blocks\n(function() {\n function addCopyButtons() {\n document.querySelectorAll('pre code').forEach(function(codeBlock) {\n if (codeBlock.parentElement.hasAttribute('data-copy-added')) return;\n codeBlock.parentElement.setAttribute('data-copy-added', 'true');\n \n var btn = document.createElement('button');\n btn.textContent = 'Copy';\n btn.style.cssText = 'position:absolute;top:4px;right:4px;padding:2px 8px;font-size:11px;background:#4ecdc4;border:none;border-radius:4px;color:#1a1a2e;cursor:pointer;opacity:0.7;transition:opacity 0.2s;';\n btn.onmouseover = function() { this.style.opacity = '1'; };\n btn.onmouseout = function() { this.style.opacity = '0.7'; };\n btn.onclick = function() {\n navigator.clipboard.writeText(codeBlock.textContent).then(function() {\n btn.textContent = 'Copied!';\n setTimeout(function() { btn.textContent = 'Copy'; }, 1500);\n });\n };\n codeBlock.parentElement.style.position = 'relative';\n codeBlock.parentElement.appendChild(btn);\n });\n }\n \n addCopyButtons();\n \n // Re-run on dynamic content\n var observer = new MutationObserver(addCopyButtons);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Add Copy Buttons to Code Blocks");
}
} catch(__e) { console.warn('[Userscript:Add Copy Buttons to Code Blocks]', __e); }
})();
(function(){
try {
var __m = "github.com";
var __re = new RegExp('^' + "github\\.com" + '

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feat: dark/light theme toggle at runtime#21

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muk2
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feat: dark/light theme toggle at runtime
#21
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e23d361

feat: add dark/light theme toggle at runtime


muk2 Feb 18, 2026
9ff9bff

fix: Ctrl+Shift+T theme toggle not working in most terminals


muk2 Feb 19, 2026

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46 changes: 44 additions & 2 deletions
src/ui/app.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -9,7 +9,7 @@ use crate::db::{
 ConnectionConfig, ConnectionManager, DatabaseInfo, QueryResult, SchemaInfo, SslMode, TableInfo,
};
use crate::editor::{HistoryEntry, QueryHistory, TextBuffer};
use crate::ui::Theme;
use crate::ui::{Theme, ThemeName};

pub const SPINNER_FRAMES: &[char] = &['⠋', '⠙', '⠹', '⠸', '⠼', '⠴', '⠦', '⠧', '⠇', '⠏'];

Expand DownExpand Up@@ -198,8 +198,13 @@ impl App {
 initial_config.password.len(),
 ];

 let theme = match Self::load_theme_preference() {
 ThemeName::Dark => Theme::dark(),
 ThemeName::Light => Theme::light(),
 };

 Self {
 theme: Theme::dark(),
 theme,
 focus: Focus::ConnectionDialog,
 should_quit: false,

Expand DownExpand Up@@ -298,9 +303,46 @@ impl App {
 }
 }

 pub fn toggle_theme(&mut self) {
 let new_name = self.theme.name.toggle();
 self.theme = match new_name {
 ThemeName::Dark => Theme::dark(),
 ThemeName::Light => Theme::light(),
 };
 Self::save_theme_preference(new_name);
 }

 fn save_theme_preference(theme_name: ThemeName) {
 if let Some(config_dir) = dirs::config_dir() {
 let pgrsql_dir = config_dir.join("pgrsql");
 let _ = std::fs::create_dir_all(&pgrsql_dir);
 let _ = std::fs::write(pgrsql_dir.join("theme"), theme_name.as_str());
 }
 }

 fn load_theme_preference() -> ThemeName {
 if let Some(config_dir) = dirs::config_dir() {
 let path = config_dir.join("pgrsql").join("theme");
 if let Ok(content) = std::fs::read_to_string(path) {
 return match content.trim() {
 "light" => ThemeName::Light,
 _ => ThemeName::Dark,
 };
 }
 }
 ThemeName::Dark
 }

 pub async fn handle_input(&mut self, key: KeyEvent) -> Result<()> {
 // Global shortcuts
 match (key.code, key.modifiers) {
 // Ctrl+Shift+T: Toggle theme (works in all contexts except connection dialog text input)
 // Note: most terminals report Ctrl+Shift+T as Char('T') with only CONTROL;
 // the SHIFT modifier is implicit in the uppercase letter.
 (KeyCode::Char('T'), m) if m.contains(KeyModifiers::CONTROL) => {
 self.toggle_theme();
 return Ok(());
 }
 (KeyCode::Char('?'), _) if self.focus != Focus::Editor => {
 self.show_help = !self.show_help;
 if self.show_help {
Expand Down

9 changes: 7 additions & 2 deletions
src/ui/components.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -633,8 +633,12 @@ fn draw_status_bar(frame: &mut Frame, app: &App, area: Rect) {
 Style::default().fg(theme.text_muted).bg(theme.bg_secondary)
 };

 // Right section: help hints
 let right_text = "? Help | Ctrl+Q/D Quit ";
 // Right section: theme indicator + help hints
 let theme_indicator = match app.theme.name {
 crate::ui::ThemeName::Dark => "Dark",
 crate::ui::ThemeName::Light => "Light",
 };
 let right_text = format!("{} | ? Help | Ctrl+Q/D Quit ", theme_indicator);

 // Calculate padding
 let left_len = left_text.len() as u16;
Expand DownExpand Up@@ -945,6 +949,7 @@ fn draw_help_overlay(frame: &mut Frame, app: &App) {
 " GLOBAL",
 " Ctrl+Q/D Quit",
 " Ctrl+C Connect dialog",
 " Ctrl+Shift+T Toggle theme",
 " ? Toggle help",
 "",
 " NAVIGATION",
Expand Down

25 changes: 25 additions & 0 deletions
src/ui/theme.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,7 +1,14 @@
use ratatui::style::{Color, Modifier, Style};

#[derive(Debug, Clone, Copy, PartialEq)]
pub enum ThemeName {
 Dark,
 Light,
}

#[allow(dead_code)]
pub struct Theme {
 pub name: ThemeName,
 // Background colors
 pub bg_primary: Color,
 pub bg_secondary: Color,
Expand DownExpand Up@@ -43,10 +50,27 @@ impl Default for Theme {
 }
}

impl ThemeName {
 pub fn toggle(self) -> Self {
 match self {
 ThemeName::Dark => ThemeName::Light,
 ThemeName::Light => ThemeName::Dark,
 }
 }

 pub fn as_str(&self) -> &'static str {
 match self {
 ThemeName::Dark => "dark",
 ThemeName::Light => "light",
 }
 }
}

#[allow(dead_code)]
impl Theme {
 pub fn dark() -> Self {
 Self {
 name: ThemeName::Dark,
 // Background colors - dark blue-gray palette
 bg_primary: Color::Rgb(24, 26, 33),
 bg_secondary: Color::Rgb(30, 33, 43),
Expand DownExpand Up@@ -85,6 +109,7 @@ impl Theme {

 pub fn light() -> Self {
 Self {
 name: ThemeName::Light,
 bg_primary: Color::Rgb(250, 250, 252),
 bg_secondary: Color::Rgb(240, 240, 245),
 bg_tertiary: Color::Rgb(230, 230, 238),
Expand Down

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Force GitHub README to respect dark mode\n(function() {\n var style = document.createElement('style');\n style.textContent = '\n .markdown-body {\n color-scheme: dark light;\n }\n .markdown-body pre { background: #161b22 !important; }\n .markdown-body code { background: rgba(110, 118, 129, 0.4) !important; }\n .markdown-body table th, .markdown-body table td { border-color: #30363d !important; }\n .markdown-body img { background: #0d1117; }\n .markdown-body blockquote { border-left-color: #8b949e; }\n .markdown-body hr { border-color: #30363d; }\n ';\n document.head.appendChild(style);\n})();", "GitHub Dark Mode README Fix");
}
} catch(__e) { console.warn('[Userscript:GitHub Dark Mode README Fix]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

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feat: dark/light theme toggle at runtime#21

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 Open

muk2
wants to merge
2
commits into

base:main
Choose a base branch

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feat: dark/light theme toggle at runtime
#21
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e23d361

feat: add dark/light theme toggle at runtime


muk2 Feb 18, 2026
9ff9bff

fix: Ctrl+Shift+T theme toggle not working in most terminals


muk2 Feb 19, 2026

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46 changes: 44 additions & 2 deletions
src/ui/app.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -9,7 +9,7 @@ use crate::db::{
 ConnectionConfig, ConnectionManager, DatabaseInfo, QueryResult, SchemaInfo, SslMode, TableInfo,
};
use crate::editor::{HistoryEntry, QueryHistory, TextBuffer};
use crate::ui::Theme;
use crate::ui::{Theme, ThemeName};

pub const SPINNER_FRAMES: &[char] = &['⠋', '⠙', '⠹', '⠸', '⠼', '⠴', '⠦', '⠧', '⠇', '⠏'];

Expand DownExpand Up@@ -198,8 +198,13 @@ impl App {
 initial_config.password.len(),
 ];

 let theme = match Self::load_theme_preference() {
 ThemeName::Dark => Theme::dark(),
 ThemeName::Light => Theme::light(),
 };

 Self {
 theme: Theme::dark(),
 theme,
 focus: Focus::ConnectionDialog,
 should_quit: false,

Expand DownExpand Up@@ -298,9 +303,46 @@ impl App {
 }
 }

 pub fn toggle_theme(&mut self) {
 let new_name = self.theme.name.toggle();
 self.theme = match new_name {
 ThemeName::Dark => Theme::dark(),
 ThemeName::Light => Theme::light(),
 };
 Self::save_theme_preference(new_name);
 }

 fn save_theme_preference(theme_name: ThemeName) {
 if let Some(config_dir) = dirs::config_dir() {
 let pgrsql_dir = config_dir.join("pgrsql");
 let _ = std::fs::create_dir_all(&pgrsql_dir);
 let _ = std::fs::write(pgrsql_dir.join("theme"), theme_name.as_str());
 }
 }

 fn load_theme_preference() -> ThemeName {
 if let Some(config_dir) = dirs::config_dir() {
 let path = config_dir.join("pgrsql").join("theme");
 if let Ok(content) = std::fs::read_to_string(path) {
 return match content.trim() {
 "light" => ThemeName::Light,
 _ => ThemeName::Dark,
 };
 }
 }
 ThemeName::Dark
 }

 pub async fn handle_input(&mut self, key: KeyEvent) -> Result<()> {
 // Global shortcuts
 match (key.code, key.modifiers) {
 // Ctrl+Shift+T: Toggle theme (works in all contexts except connection dialog text input)
 // Note: most terminals report Ctrl+Shift+T as Char('T') with only CONTROL;
 // the SHIFT modifier is implicit in the uppercase letter.
 (KeyCode::Char('T'), m) if m.contains(KeyModifiers::CONTROL) => {
 self.toggle_theme();
 return Ok(());
 }
 (KeyCode::Char('?'), _) if self.focus != Focus::Editor => {
 self.show_help = !self.show_help;
 if self.show_help {
Expand Down

9 changes: 7 additions & 2 deletions
src/ui/components.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -633,8 +633,12 @@ fn draw_status_bar(frame: &mut Frame, app: &App, area: Rect) {
 Style::default().fg(theme.text_muted).bg(theme.bg_secondary)
 };

 // Right section: help hints
 let right_text = "? Help | Ctrl+Q/D Quit ";
 // Right section: theme indicator + help hints
 let theme_indicator = match app.theme.name {
 crate::ui::ThemeName::Dark => "Dark",
 crate::ui::ThemeName::Light => "Light",
 };
 let right_text = format!("{} | ? Help | Ctrl+Q/D Quit ", theme_indicator);

 // Calculate padding
 let left_len = left_text.len() as u16;
Expand DownExpand Up@@ -945,6 +949,7 @@ fn draw_help_overlay(frame: &mut Frame, app: &App) {
 " GLOBAL",
 " Ctrl+Q/D Quit",
 " Ctrl+C Connect dialog",
 " Ctrl+Shift+T Toggle theme",
 " ? Toggle help",
 "",
 " NAVIGATION",
Expand Down

25 changes: 25 additions & 0 deletions
src/ui/theme.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,7 +1,14 @@
use ratatui::style::{Color, Modifier, Style};

#[derive(Debug, Clone, Copy, PartialEq)]
pub enum ThemeName {
 Dark,
 Light,
}

#[allow(dead_code)]
pub struct Theme {
 pub name: ThemeName,
 // Background colors
 pub bg_primary: Color,
 pub bg_secondary: Color,
Expand DownExpand Up@@ -43,10 +50,27 @@ impl Default for Theme {
 }
}

impl ThemeName {
 pub fn toggle(self) -> Self {
 match self {
 ThemeName::Dark => ThemeName::Light,
 ThemeName::Light => ThemeName::Dark,
 }
 }

 pub fn as_str(&self) -> &'static str {
 match self {
 ThemeName::Dark => "dark",
 ThemeName::Light => "light",
 }
 }
}

#[allow(dead_code)]
impl Theme {
 pub fn dark() -> Self {
 Self {
 name: ThemeName::Dark,
 // Background colors - dark blue-gray palette
 bg_primary: Color::Rgb(24, 26, 33),
 bg_secondary: Color::Rgb(30, 33, 43),
Expand DownExpand Up@@ -85,6 +109,7 @@ impl Theme {

 pub fn light() -> Self {
 Self {
 name: ThemeName::Light,
 bg_primary: Color::Rgb(250, 250, 252),
 bg_secondary: Color::Rgb(240, 240, 245),
 bg_tertiary: Color::Rgb(230, 230, 238),
Expand Down

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Highlight search terms from Google/DuckDuckGo/Bing referrer\n(function() {\n var ref = document.referrer;\n var terms = [];\n \n if (ref.includes('google.com') || ref.includes('duckduckgo.com') || ref.includes('bing.com')) {\n var url = new URL(ref);\n var q = url.searchParams.get('q') || url.searchParams.get('p');\n if (q) {\n terms = q.split(/\\s+/).filter(function(t) { return t.length > 2; });\n }\n }\n \n if (terms.length === 0) return;\n \n var style = document.createElement('style');\n style.textContent = '.userscript-highlight { background: #fbbf24; color: #1a1a2e; padding: 1px 3px; border-radius: 2px; }';\n document.head.appendChild(style);\n \n function highlight(node) {\n if (node.nodeType === 3) { // text node\n var text = node.textContent;\n var found = false;\n terms.forEach(function(term) {\n var regex = new RegExp('(' + term.replace(/[.*+?^${}()|[\\]\\\\]/g, '\\\\') + ')', 'gi');\n if (regex.test(text)) {\n found = true;\n var frag = document.createDocumentFragment();\n var parts = text.split(regex);\n parts.forEach(function(part, i) {\n if (i % 2 === 0) {\n frag.appendChild(document.createTextNode(part));\n } else {\n var span = document.createElement('span');\n span.className = 'userscript-highlight';\n span.textContent = part;\n frag.appendChild(span);\n }\n });\n node.parentNode.replaceChild(frag, node);\n }\n });\n } else if (node.nodeType === 1 && node.childNodes) { // element\n var skipTags = ['SCRIPT', 'STYLE', 'NOSCRIPT', 'TEXTAREA', 'INPUT', 'SELECT'];\n if (!skipTags.includes(node.tagName)) {\n Array.from(node.childNodes).forEach(highlight);\n }\n }\n }\n \n highlight(document.body);\n \n // Re-highlight on dynamic content\n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1 || node.nodeType === 3) highlight(node);\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Highlight Search Terms");
}
} catch(__e) { console.warn('[Userscript:Highlight Search Terms]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

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feat: dark/light theme toggle at runtime#21

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 Open

muk2
wants to merge
2
commits into

base:main
Choose a base branch

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feat: dark/light theme toggle at runtime
#21
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e23d361

feat: add dark/light theme toggle at runtime


muk2 Feb 18, 2026
9ff9bff

fix: Ctrl+Shift+T theme toggle not working in most terminals


muk2 Feb 19, 2026

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46 changes: 44 additions & 2 deletions
src/ui/app.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -9,7 +9,7 @@ use crate::db::{
 ConnectionConfig, ConnectionManager, DatabaseInfo, QueryResult, SchemaInfo, SslMode, TableInfo,
};
use crate::editor::{HistoryEntry, QueryHistory, TextBuffer};
use crate::ui::Theme;
use crate::ui::{Theme, ThemeName};

pub const SPINNER_FRAMES: &[char] = &['⠋', '⠙', '⠹', '⠸', '⠼', '⠴', '⠦', '⠧', '⠇', '⠏'];

Expand DownExpand Up@@ -198,8 +198,13 @@ impl App {
 initial_config.password.len(),
 ];

 let theme = match Self::load_theme_preference() {
 ThemeName::Dark => Theme::dark(),
 ThemeName::Light => Theme::light(),
 };

 Self {
 theme: Theme::dark(),
 theme,
 focus: Focus::ConnectionDialog,
 should_quit: false,

Expand DownExpand Up@@ -298,9 +303,46 @@ impl App {
 }
 }

 pub fn toggle_theme(&mut self) {
 let new_name = self.theme.name.toggle();
 self.theme = match new_name {
 ThemeName::Dark => Theme::dark(),
 ThemeName::Light => Theme::light(),
 };
 Self::save_theme_preference(new_name);
 }

 fn save_theme_preference(theme_name: ThemeName) {
 if let Some(config_dir) = dirs::config_dir() {
 let pgrsql_dir = config_dir.join("pgrsql");
 let _ = std::fs::create_dir_all(&pgrsql_dir);
 let _ = std::fs::write(pgrsql_dir.join("theme"), theme_name.as_str());
 }
 }

 fn load_theme_preference() -> ThemeName {
 if let Some(config_dir) = dirs::config_dir() {
 let path = config_dir.join("pgrsql").join("theme");
 if let Ok(content) = std::fs::read_to_string(path) {
 return match content.trim() {
 "light" => ThemeName::Light,
 _ => ThemeName::Dark,
 };
 }
 }
 ThemeName::Dark
 }

 pub async fn handle_input(&mut self, key: KeyEvent) -> Result<()> {
 // Global shortcuts
 match (key.code, key.modifiers) {
 // Ctrl+Shift+T: Toggle theme (works in all contexts except connection dialog text input)
 // Note: most terminals report Ctrl+Shift+T as Char('T') with only CONTROL;
 // the SHIFT modifier is implicit in the uppercase letter.
 (KeyCode::Char('T'), m) if m.contains(KeyModifiers::CONTROL) => {
 self.toggle_theme();
 return Ok(());
 }
 (KeyCode::Char('?'), _) if self.focus != Focus::Editor => {
 self.show_help = !self.show_help;
 if self.show_help {
Expand Down

9 changes: 7 additions & 2 deletions
src/ui/components.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -633,8 +633,12 @@ fn draw_status_bar(frame: &mut Frame, app: &App, area: Rect) {
 Style::default().fg(theme.text_muted).bg(theme.bg_secondary)
 };

 // Right section: help hints
 let right_text = "? Help | Ctrl+Q/D Quit ";
 // Right section: theme indicator + help hints
 let theme_indicator = match app.theme.name {
 crate::ui::ThemeName::Dark => "Dark",
 crate::ui::ThemeName::Light => "Light",
 };
 let right_text = format!("{} | ? Help | Ctrl+Q/D Quit ", theme_indicator);

 // Calculate padding
 let left_len = left_text.len() as u16;
Expand DownExpand Up@@ -945,6 +949,7 @@ fn draw_help_overlay(frame: &mut Frame, app: &App) {
 " GLOBAL",
 " Ctrl+Q/D Quit",
 " Ctrl+C Connect dialog",
 " Ctrl+Shift+T Toggle theme",
 " ? Toggle help",
 "",
 " NAVIGATION",
Expand Down

25 changes: 25 additions & 0 deletions
src/ui/theme.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,7 +1,14 @@
use ratatui::style::{Color, Modifier, Style};

#[derive(Debug, Clone, Copy, PartialEq)]
pub enum ThemeName {
 Dark,
 Light,
}

#[allow(dead_code)]
pub struct Theme {
 pub name: ThemeName,
 // Background colors
 pub bg_primary: Color,
 pub bg_secondary: Color,
Expand DownExpand Up@@ -43,10 +50,27 @@ impl Default for Theme {
 }
}

impl ThemeName {
 pub fn toggle(self) -> Self {
 match self {
 ThemeName::Dark => ThemeName::Light,
 ThemeName::Light => ThemeName::Dark,
 }
 }

 pub fn as_str(&self) -> &'static str {
 match self {
 ThemeName::Dark => "dark",
 ThemeName::Light => "light",
 }
 }
}

#[allow(dead_code)]
impl Theme {
 pub fn dark() -> Self {
 Self {
 name: ThemeName::Dark,
 // Background colors - dark blue-gray palette
 bg_primary: Color::Rgb(24, 26, 33),
 bg_secondary: Color::Rgb(30, 33, 43),
Expand DownExpand Up@@ -85,6 +109,7 @@ impl Theme {

 pub fn light() -> Self {
 Self {
 name: ThemeName::Light,
 bg_primary: Color::Rgb(250, 250, 252),
 bg_secondary: Color::Rgb(240, 240, 245),
 bg_tertiary: Color::Rgb(230, 230, 238),
Expand Down

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Strip utm_, fbclid, gclid, etc. from all links on page\n(function() {\n var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content',\n 'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid',\n 'ref', 'ref_src', 'source', 'medium', 'campaign'];\n \n function cleanUrl(url) {\n try {\n var u = new URL(url, window.location.origin);\n var changed = false;\n trackingParams.forEach(function(p) {\n if (u.searchParams.has(p)) {\n u.searchParams.delete(p);\n changed = true;\n }\n });\n return changed ? u.toString() : url;\n } catch (e) {\n return url;\n }\n }\n \n function cleanLinks() {\n document.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n \n cleanLinks();\n \n var observer = new MutationObserver(function(mutations) {\n mutations.forEach(function(m) {\n m.addedNodes.forEach(function(node) {\n if (node.nodeType === 1) {\n if (node.tagName === 'A') cleanLinks();\n node.querySelectorAll('a[href]').forEach(function(a) {\n var clean = cleanUrl(a.href);\n if (clean !== a.href) a.href = clean;\n });\n }\n });\n });\n });\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "Remove Tracking Parameters from Links");
}
} catch(__e) { console.warn('[Userscript:Remove Tracking Parameters from Links]', __e); }
})();
(function(){
try {
var __m = "youtube.com";
var __re = new RegExp('^' + "youtube\\.com" + '

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feat: dark/light theme toggle at runtime#21

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feat: dark/light theme toggle at runtime
#21
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e23d361

feat: add dark/light theme toggle at runtime


muk2 Feb 18, 2026
9ff9bff

fix: Ctrl+Shift+T theme toggle not working in most terminals


muk2 Feb 19, 2026

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46 changes: 44 additions & 2 deletions
src/ui/app.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -9,7 +9,7 @@ use crate::db::{
 ConnectionConfig, ConnectionManager, DatabaseInfo, QueryResult, SchemaInfo, SslMode, TableInfo,
};
use crate::editor::{HistoryEntry, QueryHistory, TextBuffer};
use crate::ui::Theme;
use crate::ui::{Theme, ThemeName};

pub const SPINNER_FRAMES: &[char] = &['⠋', '⠙', '⠹', '⠸', '⠼', '⠴', '⠦', '⠧', '⠇', '⠏'];

Expand DownExpand Up@@ -198,8 +198,13 @@ impl App {
 initial_config.password.len(),
 ];

 let theme = match Self::load_theme_preference() {
 ThemeName::Dark => Theme::dark(),
 ThemeName::Light => Theme::light(),
 };

 Self {
 theme: Theme::dark(),
 theme,
 focus: Focus::ConnectionDialog,
 should_quit: false,

Expand DownExpand Up@@ -298,9 +303,46 @@ impl App {
 }
 }

 pub fn toggle_theme(&mut self) {
 let new_name = self.theme.name.toggle();
 self.theme = match new_name {
 ThemeName::Dark => Theme::dark(),
 ThemeName::Light => Theme::light(),
 };
 Self::save_theme_preference(new_name);
 }

 fn save_theme_preference(theme_name: ThemeName) {
 if let Some(config_dir) = dirs::config_dir() {
 let pgrsql_dir = config_dir.join("pgrsql");
 let _ = std::fs::create_dir_all(&pgrsql_dir);
 let _ = std::fs::write(pgrsql_dir.join("theme"), theme_name.as_str());
 }
 }

 fn load_theme_preference() -> ThemeName {
 if let Some(config_dir) = dirs::config_dir() {
 let path = config_dir.join("pgrsql").join("theme");
 if let Ok(content) = std::fs::read_to_string(path) {
 return match content.trim() {
 "light" => ThemeName::Light,
 _ => ThemeName::Dark,
 };
 }
 }
 ThemeName::Dark
 }

 pub async fn handle_input(&mut self, key: KeyEvent) -> Result<()> {
 // Global shortcuts
 match (key.code, key.modifiers) {
 // Ctrl+Shift+T: Toggle theme (works in all contexts except connection dialog text input)
 // Note: most terminals report Ctrl+Shift+T as Char('T') with only CONTROL;
 // the SHIFT modifier is implicit in the uppercase letter.
 (KeyCode::Char('T'), m) if m.contains(KeyModifiers::CONTROL) => {
 self.toggle_theme();
 return Ok(());
 }
 (KeyCode::Char('?'), _) if self.focus != Focus::Editor => {
 self.show_help = !self.show_help;
 if self.show_help {
Expand Down

9 changes: 7 additions & 2 deletions
src/ui/components.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -633,8 +633,12 @@ fn draw_status_bar(frame: &mut Frame, app: &App, area: Rect) {
 Style::default().fg(theme.text_muted).bg(theme.bg_secondary)
 };

 // Right section: help hints
 let right_text = "? Help | Ctrl+Q/D Quit ";
 // Right section: theme indicator + help hints
 let theme_indicator = match app.theme.name {
 crate::ui::ThemeName::Dark => "Dark",
 crate::ui::ThemeName::Light => "Light",
 };
 let right_text = format!("{} | ? Help | Ctrl+Q/D Quit ", theme_indicator);

 // Calculate padding
 let left_len = left_text.len() as u16;
Expand DownExpand Up@@ -945,6 +949,7 @@ fn draw_help_overlay(frame: &mut Frame, app: &App) {
 " GLOBAL",
 " Ctrl+Q/D Quit",
 " Ctrl+C Connect dialog",
 " Ctrl+Shift+T Toggle theme",
 " ? Toggle help",
 "",
 " NAVIGATION",
Expand Down

25 changes: 25 additions & 0 deletions
src/ui/theme.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,7 +1,14 @@
use ratatui::style::{Color, Modifier, Style};

#[derive(Debug, Clone, Copy, PartialEq)]
pub enum ThemeName {
 Dark,
 Light,
}

#[allow(dead_code)]
pub struct Theme {
 pub name: ThemeName,
 // Background colors
 pub bg_primary: Color,
 pub bg_secondary: Color,
Expand DownExpand Up@@ -43,10 +50,27 @@ impl Default for Theme {
 }
}

impl ThemeName {
 pub fn toggle(self) -> Self {
 match self {
 ThemeName::Dark => ThemeName::Light,
 ThemeName::Light => ThemeName::Dark,
 }
 }

 pub fn as_str(&self) -> &'static str {
 match self {
 ThemeName::Dark => "dark",
 ThemeName::Light => "light",
 }
 }
}

#[allow(dead_code)]
impl Theme {
 pub fn dark() -> Self {
 Self {
 name: ThemeName::Dark,
 // Background colors - dark blue-gray palette
 bg_primary: Color::Rgb(24, 26, 33),
 bg_secondary: Color::Rgb(30, 33, 43),
Expand DownExpand Up@@ -85,6 +109,7 @@ impl Theme {

 pub fn light() -> Self {
 Self {
 name: ThemeName::Light,
 bg_primary: Color::Rgb(250, 250, 252),
 bg_secondary: Color::Rgb(240, 240, 245),
 bg_tertiary: Color::Rgb(230, 230, 238),
Expand Down

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Auto-enable theater mode on YouTube\n(function() {\n function tryTheater() {\n var btn = document.querySelector('button[aria-label=\"Theater mode\"], ytd-player #player button[title=\"Theater mode\"]');\n if (btn && !btn.classList.contains('activated')) {\n btn.click();\n }\n }\n \n // Try immediately\n tryTheater();\n \n // Try after navigation (SPA)\n var lastUrl = location.href;\n setInterval(function() {\n if (location.href !== lastUrl) {\n lastUrl = location.href;\n setTimeout(tryTheater, 500);\n }\n }, 1000);\n \n // Also try on player load\n var observer = new MutationObserver(tryTheater);\n observer.observe(document.body, { childList: true, subtree: true });\n})();", "YouTube Theater Mode Default");
}
} catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

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feat: dark/light theme toggle at runtime#21

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muk2
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feat: dark/light theme toggle at runtime
#21
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e23d361

feat: add dark/light theme toggle at runtime


muk2 Feb 18, 2026
9ff9bff

fix: Ctrl+Shift+T theme toggle not working in most terminals


muk2 Feb 19, 2026

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46 changes: 44 additions & 2 deletions
src/ui/app.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -9,7 +9,7 @@ use crate::db::{
 ConnectionConfig, ConnectionManager, DatabaseInfo, QueryResult, SchemaInfo, SslMode, TableInfo,
};
use crate::editor::{HistoryEntry, QueryHistory, TextBuffer};
use crate::ui::Theme;
use crate::ui::{Theme, ThemeName};

pub const SPINNER_FRAMES: &[char] = &['⠋', '⠙', '⠹', '⠸', '⠼', '⠴', '⠦', '⠧', '⠇', '⠏'];

Expand DownExpand Up@@ -198,8 +198,13 @@ impl App {
 initial_config.password.len(),
 ];

 let theme = match Self::load_theme_preference() {
 ThemeName::Dark => Theme::dark(),
 ThemeName::Light => Theme::light(),
 };

 Self {
 theme: Theme::dark(),
 theme,
 focus: Focus::ConnectionDialog,
 should_quit: false,

Expand DownExpand Up@@ -298,9 +303,46 @@ impl App {
 }
 }

 pub fn toggle_theme(&mut self) {
 let new_name = self.theme.name.toggle();
 self.theme = match new_name {
 ThemeName::Dark => Theme::dark(),
 ThemeName::Light => Theme::light(),
 };
 Self::save_theme_preference(new_name);
 }

 fn save_theme_preference(theme_name: ThemeName) {
 if let Some(config_dir) = dirs::config_dir() {
 let pgrsql_dir = config_dir.join("pgrsql");
 let _ = std::fs::create_dir_all(&pgrsql_dir);
 let _ = std::fs::write(pgrsql_dir.join("theme"), theme_name.as_str());
 }
 }

 fn load_theme_preference() -> ThemeName {
 if let Some(config_dir) = dirs::config_dir() {
 let path = config_dir.join("pgrsql").join("theme");
 if let Ok(content) = std::fs::read_to_string(path) {
 return match content.trim() {
 "light" => ThemeName::Light,
 _ => ThemeName::Dark,
 };
 }
 }
 ThemeName::Dark
 }

 pub async fn handle_input(&mut self, key: KeyEvent) -> Result<()> {
 // Global shortcuts
 match (key.code, key.modifiers) {
 // Ctrl+Shift+T: Toggle theme (works in all contexts except connection dialog text input)
 // Note: most terminals report Ctrl+Shift+T as Char('T') with only CONTROL;
 // the SHIFT modifier is implicit in the uppercase letter.
 (KeyCode::Char('T'), m) if m.contains(KeyModifiers::CONTROL) => {
 self.toggle_theme();
 return Ok(());
 }
 (KeyCode::Char('?'), _) if self.focus != Focus::Editor => {
 self.show_help = !self.show_help;
 if self.show_help {
Expand Down

9 changes: 7 additions & 2 deletions
src/ui/components.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -633,8 +633,12 @@ fn draw_status_bar(frame: &mut Frame, app: &App, area: Rect) {
 Style::default().fg(theme.text_muted).bg(theme.bg_secondary)
 };

 // Right section: help hints
 let right_text = "? Help | Ctrl+Q/D Quit ";
 // Right section: theme indicator + help hints
 let theme_indicator = match app.theme.name {
 crate::ui::ThemeName::Dark => "Dark",
 crate::ui::ThemeName::Light => "Light",
 };
 let right_text = format!("{} | ? Help | Ctrl+Q/D Quit ", theme_indicator);

 // Calculate padding
 let left_len = left_text.len() as u16;
Expand DownExpand Up@@ -945,6 +949,7 @@ fn draw_help_overlay(frame: &mut Frame, app: &App) {
 " GLOBAL",
 " Ctrl+Q/D Quit",
 " Ctrl+C Connect dialog",
 " Ctrl+Shift+T Toggle theme",
 " ? Toggle help",
 "",
 " NAVIGATION",
Expand Down

25 changes: 25 additions & 0 deletions
src/ui/theme.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,7 +1,14 @@
use ratatui::style::{Color, Modifier, Style};

#[derive(Debug, Clone, Copy, PartialEq)]
pub enum ThemeName {
 Dark,
 Light,
}

#[allow(dead_code)]
pub struct Theme {
 pub name: ThemeName,
 // Background colors
 pub bg_primary: Color,
 pub bg_secondary: Color,
Expand DownExpand Up@@ -43,10 +50,27 @@ impl Default for Theme {
 }
}

impl ThemeName {
 pub fn toggle(self) -> Self {
 match self {
 ThemeName::Dark => ThemeName::Light,
 ThemeName::Light => ThemeName::Dark,
 }
 }

 pub fn as_str(&self) -> &'static str {
 match self {
 ThemeName::Dark => "dark",
 ThemeName::Light => "light",
 }
 }
}

#[allow(dead_code)]
impl Theme {
 pub fn dark() -> Self {
 Self {
 name: ThemeName::Dark,
 // Background colors - dark blue-gray palette
 bg_primary: Color::Rgb(24, 26, 33),
 bg_secondary: Color::Rgb(30, 33, 43),
Expand DownExpand Up@@ -85,6 +109,7 @@ impl Theme {

 pub fn light() -> Self {
 Self {
 name: ThemeName::Light,
 bg_primary: Color::Rgb(250, 250, 252),
 bg_secondary: Color::Rgb(240, 240, 245),
 bg_tertiary: Color::Rgb(230, 230, 238),
Expand Down

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Remove or un-stick sticky/fixed headers that block content\n(function() {\n function unstick() {\n document.querySelectorAll('header, nav, [role=\"banner\"], .header, .navbar, .sticky, .fixed-top, [style*=\"position: fixed\"], [style*=\"position:sticky\"]').forEach(function(el) {\n if (el.style.position === 'fixed' || el.style.position === 'sticky' || \n getComputedStyle(el).position === 'fixed' || getComputedStyle(el).position === 'sticky') {\n el.style.position = 'static';\n el.style.top = 'auto';\n el.style.zIndex = 'auto';\n }\n });\n }\n \n unstick();\n \n var observer = new MutationObserver(unstick);\n observer.observe(document.body, { childList: true, subtree: true, attributes: true, attributeFilter: ['style', 'class'] });\n})();", "Kill Sticky Headers");
}
} catch(__e) { console.warn('[Userscript:Kill Sticky Headers]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

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feat: dark/light theme toggle at runtime#21

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Sign in
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 Open

muk2
wants to merge
2
commits into

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Choose a base branch

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feat: dark/light theme toggle at runtime
#21
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e23d361

feat: add dark/light theme toggle at runtime


muk2 Feb 18, 2026
9ff9bff

fix: Ctrl+Shift+T theme toggle not working in most terminals


muk2 Feb 19, 2026

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46 changes: 44 additions & 2 deletions
src/ui/app.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -9,7 +9,7 @@ use crate::db::{
 ConnectionConfig, ConnectionManager, DatabaseInfo, QueryResult, SchemaInfo, SslMode, TableInfo,
};
use crate::editor::{HistoryEntry, QueryHistory, TextBuffer};
use crate::ui::Theme;
use crate::ui::{Theme, ThemeName};

pub const SPINNER_FRAMES: &[char] = &['⠋', '⠙', '⠹', '⠸', '⠼', '⠴', '⠦', '⠧', '⠇', '⠏'];

Expand DownExpand Up@@ -198,8 +198,13 @@ impl App {
 initial_config.password.len(),
 ];

 let theme = match Self::load_theme_preference() {
 ThemeName::Dark => Theme::dark(),
 ThemeName::Light => Theme::light(),
 };

 Self {
 theme: Theme::dark(),
 theme,
 focus: Focus::ConnectionDialog,
 should_quit: false,

Expand DownExpand Up@@ -298,9 +303,46 @@ impl App {
 }
 }

 pub fn toggle_theme(&mut self) {
 let new_name = self.theme.name.toggle();
 self.theme = match new_name {
 ThemeName::Dark => Theme::dark(),
 ThemeName::Light => Theme::light(),
 };
 Self::save_theme_preference(new_name);
 }

 fn save_theme_preference(theme_name: ThemeName) {
 if let Some(config_dir) = dirs::config_dir() {
 let pgrsql_dir = config_dir.join("pgrsql");
 let _ = std::fs::create_dir_all(&pgrsql_dir);
 let _ = std::fs::write(pgrsql_dir.join("theme"), theme_name.as_str());
 }
 }

 fn load_theme_preference() -> ThemeName {
 if let Some(config_dir) = dirs::config_dir() {
 let path = config_dir.join("pgrsql").join("theme");
 if let Ok(content) = std::fs::read_to_string(path) {
 return match content.trim() {
 "light" => ThemeName::Light,
 _ => ThemeName::Dark,
 };
 }
 }
 ThemeName::Dark
 }

 pub async fn handle_input(&mut self, key: KeyEvent) -> Result<()> {
 // Global shortcuts
 match (key.code, key.modifiers) {
 // Ctrl+Shift+T: Toggle theme (works in all contexts except connection dialog text input)
 // Note: most terminals report Ctrl+Shift+T as Char('T') with only CONTROL;
 // the SHIFT modifier is implicit in the uppercase letter.
 (KeyCode::Char('T'), m) if m.contains(KeyModifiers::CONTROL) => {
 self.toggle_theme();
 return Ok(());
 }
 (KeyCode::Char('?'), _) if self.focus != Focus::Editor => {
 self.show_help = !self.show_help;
 if self.show_help {
Expand Down

9 changes: 7 additions & 2 deletions
src/ui/components.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -633,8 +633,12 @@ fn draw_status_bar(frame: &mut Frame, app: &App, area: Rect) {
 Style::default().fg(theme.text_muted).bg(theme.bg_secondary)
 };

 // Right section: help hints
 let right_text = "? Help | Ctrl+Q/D Quit ";
 // Right section: theme indicator + help hints
 let theme_indicator = match app.theme.name {
 crate::ui::ThemeName::Dark => "Dark",
 crate::ui::ThemeName::Light => "Light",
 };
 let right_text = format!("{} | ? Help | Ctrl+Q/D Quit ", theme_indicator);

 // Calculate padding
 let left_len = left_text.len() as u16;
Expand DownExpand Up@@ -945,6 +949,7 @@ fn draw_help_overlay(frame: &mut Frame, app: &App) {
 " GLOBAL",
 " Ctrl+Q/D Quit",
 " Ctrl+C Connect dialog",
 " Ctrl+Shift+T Toggle theme",
 " ? Toggle help",
 "",
 " NAVIGATION",
Expand Down

25 changes: 25 additions & 0 deletions
src/ui/theme.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,7 +1,14 @@
use ratatui::style::{Color, Modifier, Style};

#[derive(Debug, Clone, Copy, PartialEq)]
pub enum ThemeName {
 Dark,
 Light,
}

#[allow(dead_code)]
pub struct Theme {
 pub name: ThemeName,
 // Background colors
 pub bg_primary: Color,
 pub bg_secondary: Color,
Expand DownExpand Up@@ -43,10 +50,27 @@ impl Default for Theme {
 }
}

impl ThemeName {
 pub fn toggle(self) -> Self {
 match self {
 ThemeName::Dark => ThemeName::Light,
 ThemeName::Light => ThemeName::Dark,
 }
 }

 pub fn as_str(&self) -> &'static str {
 match self {
 ThemeName::Dark => "dark",
 ThemeName::Light => "light",
 }
 }
}

#[allow(dead_code)]
impl Theme {
 pub fn dark() -> Self {
 Self {
 name: ThemeName::Dark,
 // Background colors - dark blue-gray palette
 bg_primary: Color::Rgb(24, 26, 33),
 bg_secondary: Color::Rgb(30, 33, 43),
Expand DownExpand Up@@ -85,6 +109,7 @@ impl Theme {

 pub fn light() -> Self {
 Self {
 name: ThemeName::Light,
 bg_primary: Color::Rgb(250, 250, 252),
 bg_secondary: Color::Rgb(240, 240, 245),
 bg_tertiary: Color::Rgb(230, 230, 238),
Expand Down

, 'i');
if (__m === '*' || __re.test(location.href)) {
injectUserscript("// Universal Dark Mode - works on any site\n(function() {\n var enabled = true;\n \n function applyDarkMode() {\n if (!enabled) return;\n \n // Create style element if it doesn't exist\n var style = document.getElementById('universal-dark-mode-style');\n if (!style) {\n style = document.createElement('style');\n style.id = 'universal-dark-mode-style';\n document.head.appendChild(style);\n }\n \n // Dark mode CSS - inverts colors but preserves images/video\n style.textContent = '\n /* Invert everything except media */\n html {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #1a1a2e !important;\n }\n \n /* Restore images, videos, iframes, canvas */\n img, video, iframe, canvas, svg, picture, [style*=\"background-image\"] {\n filter: invert(1) hue-rotate(180deg) !important;\n }\n \n /* Preserve specific elements that should not be inverted */\n .no-dark-mode, .no-dark-mode *,\n [data-theme=\"light\"], [data-theme=\"light\"],\n .ace_editor, .ace_editor *,\n .CodeMirror, .CodeMirror *,\n .monaco-editor, .monaco-editor *,\n .markdown-body pre, .markdown-body pre *,\n .highlight, .highlight *,\n pre code, pre code * {\n filter: none !important;\n }\n \n /* Fix common UI elements */\n .modal, .popup, .dropdown-menu, .tooltip, .popover {\n filter: invert(1) hue-rotate(180deg) !important;\n background: #2d2d44 !important;\n border-color: #444 !important;\n }\n \n /* Scrollbars */\n ::-webkit-scrollbar { background: #1a1a2e !important; }\n ::-webkit-scrollbar-thumb { background: #444 !important; }\n ::-webkit-scrollbar-thumb:hover { background: #555 !important; }\n \n /* Selection */\n ::selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; }\n ';\n }\n \n function removeDarkMode() {\n var style = document.getElementById('universal-dark-mode-style');\n if (style) style.remove();\n }\n \n // Toggle with Alt+Shift+D\n document.addEventListener('keydown', function(e) {\n if (e.altKey && e.shiftKey && e.key === 'D') {\n e.preventDefault();\n enabled = !enabled;\n if (enabled) {\n applyDarkMode();\n console.log('[Universal Dark Mode] Enabled');\n } else {\n removeDarkMode();\n console.log('[Universal Dark Mode] Disabled');\n }\n }\n });\n \n // Apply on load\n applyDarkMode();\n \n // Re-apply on dynamic content\n var observer = new MutationObserver(function(mutations) {\n if (enabled && !document.getElementById('universal-dark-mode-style')) {\n applyDarkMode();\n }\n });\n observer.observe(document.head, { childList: true });\n \n console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle');\n})();", "Universal Dark Mode");
}
} catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); }
})();
})();

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feat: dark/light theme toggle at runtime#21

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feat: dark/light theme toggle at runtime
#21
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e23d361

feat: add dark/light theme toggle at runtime


muk2 Feb 18, 2026
9ff9bff

fix: Ctrl+Shift+T theme toggle not working in most terminals


muk2 Feb 19, 2026

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46 changes: 44 additions & 2 deletions
src/ui/app.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -9,7 +9,7 @@ use crate::db::{
 ConnectionConfig, ConnectionManager, DatabaseInfo, QueryResult, SchemaInfo, SslMode, TableInfo,
};
use crate::editor::{HistoryEntry, QueryHistory, TextBuffer};
use crate::ui::Theme;
use crate::ui::{Theme, ThemeName};

pub const SPINNER_FRAMES: &[char] = &['⠋', '⠙', '⠹', '⠸', '⠼', '⠴', '⠦', '⠧', '⠇', '⠏'];

Expand DownExpand Up@@ -198,8 +198,13 @@ impl App {
 initial_config.password.len(),
 ];

 let theme = match Self::load_theme_preference() {
 ThemeName::Dark => Theme::dark(),
 ThemeName::Light => Theme::light(),
 };

 Self {
 theme: Theme::dark(),
 theme,
 focus: Focus::ConnectionDialog,
 should_quit: false,

Expand DownExpand Up@@ -298,9 +303,46 @@ impl App {
 }
 }

 pub fn toggle_theme(&mut self) {
 let new_name = self.theme.name.toggle();
 self.theme = match new_name {
 ThemeName::Dark => Theme::dark(),
 ThemeName::Light => Theme::light(),
 };
 Self::save_theme_preference(new_name);
 }

 fn save_theme_preference(theme_name: ThemeName) {
 if let Some(config_dir) = dirs::config_dir() {
 let pgrsql_dir = config_dir.join("pgrsql");
 let _ = std::fs::create_dir_all(&pgrsql_dir);
 let _ = std::fs::write(pgrsql_dir.join("theme"), theme_name.as_str());
 }
 }

 fn load_theme_preference() -> ThemeName {
 if let Some(config_dir) = dirs::config_dir() {
 let path = config_dir.join("pgrsql").join("theme");
 if let Ok(content) = std::fs::read_to_string(path) {
 return match content.trim() {
 "light" => ThemeName::Light,
 _ => ThemeName::Dark,
 };
 }
 }
 ThemeName::Dark
 }

 pub async fn handle_input(&mut self, key: KeyEvent) -> Result<()> {
 // Global shortcuts
 match (key.code, key.modifiers) {
 // Ctrl+Shift+T: Toggle theme (works in all contexts except connection dialog text input)
 // Note: most terminals report Ctrl+Shift+T as Char('T') with only CONTROL;
 // the SHIFT modifier is implicit in the uppercase letter.
 (KeyCode::Char('T'), m) if m.contains(KeyModifiers::CONTROL) => {
 self.toggle_theme();
 return Ok(());
 }
 (KeyCode::Char('?'), _) if self.focus != Focus::Editor => {
 self.show_help = !self.show_help;
 if self.show_help {
Expand Down

9 changes: 7 additions & 2 deletions
src/ui/components.rs

View file


Open in desktop

Original file line numberDiff line numberDiff line change
Expand Up@@ -633,8 +633,12 @@ fn draw_status_bar(frame: &mut Frame, app: &App, area: Rect) {
 Style::default().fg(theme.text_muted).bg(theme.bg_secondary)
 };

 // Right section: help hints
 let right_text = "? Help | Ctrl+Q/D Quit ";
 // Right section: theme indicator + help hints
 let theme_indicator = match app.theme.name {
 crate::ui::ThemeName::Dark => "Dark",
 crate::ui::ThemeName::Light => "Light",
 };
 let right_text = format!("{} | ? Help | Ctrl+Q/D Quit ", theme_indicator);

 // Calculate padding
 let left_len = left_text.len() as u16;
Expand DownExpand Up@@ -945,6 +949,7 @@ fn draw_help_overlay(frame: &mut Frame, app: &App) {
 " GLOBAL",
 " Ctrl+Q/D Quit",
 " Ctrl+C Connect dialog",
 " Ctrl+Shift+T Toggle theme",
 " ? Toggle help",
 "",
 " NAVIGATION",
Expand Down

25 changes: 25 additions & 0 deletions
src/ui/theme.rs

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Open in desktop

Original file line numberDiff line numberDiff line change
@@ -1,7 +1,14 @@
use ratatui::style::{Color, Modifier, Style};

#[derive(Debug, Clone, Copy, PartialEq)]
pub enum ThemeName {
 Dark,
 Light,
}

#[allow(dead_code)]
pub struct Theme {
 pub name: ThemeName,
 // Background colors
 pub bg_primary: Color,
 pub bg_secondary: Color,
Expand DownExpand Up@@ -43,10 +50,27 @@ impl Default for Theme {
 }
}

impl ThemeName {
 pub fn toggle(self) -> Self {
 match self {
 ThemeName::Dark => ThemeName::Light,
 ThemeName::Light => ThemeName::Dark,
 }
 }

 pub fn as_str(&self) -> &'static str {
 match self {
 ThemeName::Dark => "dark",
 ThemeName::Light => "light",
 }
 }
}

#[allow(dead_code)]
impl Theme {
 pub fn dark() -> Self {
 Self {
 name: ThemeName::Dark,
 // Background colors - dark blue-gray palette
 bg_primary: Color::Rgb(24, 26, 33),
 bg_secondary: Color::Rgb(30, 33, 43),
Expand DownExpand Up@@ -85,6 +109,7 @@ impl Theme {

 pub fn light() -> Self {
 Self {
 name: ThemeName::Light,
 bg_primary: Color::Rgb(250, 250, 252),
 bg_secondary: Color::Rgb(240, 240, 245),
 bg_tertiary: Color::Rgb(230, 230, 238),
Expand Down