add missing light mode icons

Closes: #502
Signed-off-by: kernelkind <kernelkind@gmail.com>

src/nav.rs

@@ -352,7 +352,11 @@ fn delete_column_button(
     let img_size = 16.0;
     let max_size = icon_width * ICON_EXPANSION_MULTIPLE;
 
-    let img_data = egui::include_image!("../assets/icons/column_delete_icon_4x.png");
+    let img_data = if ui.visuals().dark_mode {
+        egui::include_image!("../assets/icons/column_delete_icon_4x.png")
+    } else {
+        egui::include_image!("../assets/icons/column_delete_icon_light_4x.png")
+    };
     let img = egui::Image::new(img_data).max_width(img_size);
 
     let button_rect = {

src/ui/note/mod.rs

@@ -370,7 +370,7 @@ impl<'a> NoteView<'a> {
                 ui.horizontal(|ui| {
                     ui.vertical(|ui| {
                         ui.add_space(2.0);
-                        ui.add_sized([20.0, 20.0], repost_icon());
+                        ui.add_sized([20.0, 20.0], repost_icon(ui.visuals().dark_mode));
                     });
                     ui.add_space(6.0);
                     let resp = ui.add(one_line_display_name_widget(
@@ -714,8 +714,12 @@ fn reply_button(ui: &mut egui::Ui, note_key: NoteKey) -> egui::Response {
     resp.union(put_resp)
 }
 
-fn repost_icon() -> egui::Image<'static> {
-    let img_data = egui::include_image!("../../../assets/icons/repost_icon_4x.png");
+fn repost_icon(dark_mode: bool) -> egui::Image<'static> {
+    let img_data = if dark_mode {
+        egui::include_image!("../../../assets/icons/repost_icon_4x.png")
+    } else {
+        egui::include_image!("../../../assets/icons/repost_light_4x.png")
+    };
     egui::Image::new(img_data)
 }
 
@@ -726,7 +730,7 @@ fn quote_repost_button(ui: &mut egui::Ui, note_key: NoteKey) -> egui::Response {
     let expand_size = 5.0;
     let rect = rect.translate(egui::vec2(-(expand_size / 2.0), 0.0));
 
-    let put_resp = ui.put(rect, repost_icon().max_width(size));
+    let put_resp = ui.put(rect, repost_icon(ui.visuals().dark_mode).max_width(size));
 
     resp.union(put_resp)
 }

src/ui/side_panel.rs

@@ -263,11 +263,14 @@ impl<'a> DesktopSidePanel<'a> {
 }
 
 fn settings_button(dark_mode: bool) -> impl Widget {
-    let _ = dark_mode;
-    |ui: &mut egui::Ui| {
+    move |ui: &mut egui::Ui| {
         let img_size = 24.0;
         let max_size = ICON_WIDTH * ICON_EXPANSION_MULTIPLE; // max size of the widget
-        let img_data = egui::include_image!("../../assets/icons/settings_dark_4x.png");
+        let img_data = if dark_mode {
+            egui::include_image!("../../assets/icons/settings_dark_4x.png")
+        } else {
+            egui::include_image!("../../assets/icons/settings_light_4x.png")
+        };
         let img = egui::Image::new(img_data).max_width(img_size);
 
         let helper = AnimationHelper::new(ui, "settings-button", vec2(max_size, max_size));
@@ -285,12 +288,15 @@ fn settings_button(dark_mode: bool) -> impl Widget {
 }
 
 fn add_column_button(dark_mode: bool) -> impl Widget {
-    let _ = dark_mode;
     move |ui: &mut egui::Ui| {
         let img_size = 24.0;
         let max_size = ICON_WIDTH * ICON_EXPANSION_MULTIPLE; // max size of the widget
 
-        let img_data = egui::include_image!("../../assets/icons/add_column_dark_4x.png");
+        let img_data = if dark_mode {
+            egui::include_image!("../../assets/icons/add_column_dark_4x.png")
+        } else {
+            egui::include_image!("../../assets/icons/add_column_light_4x.png")
+        };
 
         let img = egui::Image::new(img_data).max_width(img_size);
 
@@ -418,7 +424,11 @@ fn support_button() -> impl Widget {
         let img_size = 16.0;
 
         let max_size = ICON_WIDTH * ICON_EXPANSION_MULTIPLE; // max size of the widget
-        let img_data = egui::include_image!("../../assets/icons/help_icon_dark_4x.png");
+        let img_data = if ui.visuals().dark_mode {
+            egui::include_image!("../../assets/icons/help_icon_dark_4x.png")
+        } else {
+            egui::include_image!("../../assets/icons/help_icon_inverted_4x.png")
+        };
         let img = egui::Image::new(img_data).max_width(img_size);
 
         let helper = AnimationHelper::new(ui, "help-button", vec2(max_size, max_size));