feat(player): add click-on-video for play/pause and double-click for fullscreen

src/main.rs

@@ -75,6 +75,9 @@ fn run(config: &Config) -> Result<()> {
     let mut search_query = String::new();
     let mut search_results: Vec<SearchResult> = Vec::new();
     let mut show_help = false;
+    let mut last_click_time: u64 = 0;
+    let mut last_click_x: i32 = 0;
+    let mut last_click_y: i32 = 0;
 
     if let Some(ref video_path) = config.video {
         info!("Loading video: {:?}", video_path);
@@ -442,6 +445,8 @@ fn run(config: &Config) -> Result<()> {
                 sdl2::event::Event::MouseButtonDown { x, y, .. } => {
                     let progress_y = config.height as i32 - progress_height + 5;
                     let bar_height = 20i32;
+
+                    let header_bottom = 60i32;
                     if y >= progress_y
                         && y <= progress_y + bar_height
                         && player_state.total_frames > 0
@@ -468,6 +473,50 @@ fn run(config: &Config) -> Result<()> {
                                 }
                             }
                         }
+                    } else if y > header_bottom && y < progress_y - 5 {
+                        let now = std::time::SystemTime::now()
+                            .duration_since(std::time::UNIX_EPOCH)
+                            .map(|d| d.as_millis() as u64)
+                            .unwrap_or(0);
+                        let dx = (x - last_click_x).abs();
+                        let dy = (y - last_click_y).abs();
+                        let is_double_click = dx < 10 && dy < 10 && (now - last_click_time) < 300;
+
+                        if is_double_click {
+                            is_fullscreen = !is_fullscreen;
+                            info!(
+                                "Double-click: fullscreen {}",
+                                if is_fullscreen { "ON" } else { "OFF" }
+                            );
+                        } else {
+                            player_state.playback =
+                                if player_state.playback == PlaybackState::Playing {
+                                    PlaybackState::Paused
+                                } else {
+                                    PlaybackState::Playing
+                                };
+                            if let Some(ref mut audio) = audio_player {
+                                if player_state.playback == PlaybackState::Playing {
+                                    if !player_state.muted {
+                                        audio.resume();
+                                    }
+                                } else {
+                                    audio.pause();
+                                }
+                            }
+                            info!(
+                                "Video click: {}",
+                                if player_state.playback == PlaybackState::Playing {
+                                    "PLAY"
+                                } else {
+                                    "PAUSE"
+                                }
+                            );
+                        }
+
+                        last_click_time = now;
+                        last_click_x = x;
+                        last_click_y = y;
                     }
                 }
                 sdl2::event::Event::MouseButtonUp { .. } => {
@@ -887,6 +936,13 @@ fn run(config: &Config) -> Result<()> {
                     "1-6      Jump to result",
                     "Esc      Close panel",
                     "",
+                    "=== Mouse ===",
+                    "Click video   Play / Pause",
+                    "Double-click video  Fullscreen",
+                    "Click bar   Seek",
+                    "Drag bar   Scrub",
+                    "Scroll     Zoom",
+                    "",
                     "=== Other ===",
                     "H        Toggle this help",
                     "Esc      Exit",