From e8d2f12ce1737fa19972e5c4109e1c85cc2b157e Mon Sep 17 00:00:00 2001
From: Jeremy Attali <jeremy.attali@gmail.com>
Date: Wed, 25 Dec 2019 22:59:28 -0500
Subject: [PATCH] feat(ui): add binding to toggle panel

---
 include/swappy.h  |  1 +
 res/swappy.ui     |  5 ++---
 src/application.c | 13 +++++++++++++
 3 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/include/swappy.h b/include/swappy.h
index 26cdc2b..e7348fe 100644
--- a/include/swappy.h
+++ b/include/swappy.h
@@ -73,6 +73,7 @@ struct swappy_state_ui {
   GtkButton *redo;
 
   // Painting Area
+  GtkBox *painting_box;
   GtkRadioButton *brush;
   GtkRadioButton *text;
   GtkRadioButton *rectangle;
diff --git a/res/swappy.ui b/res/swappy.ui
index 20659f7..e48fc53 100644
--- a/res/swappy.ui
+++ b/res/swappy.ui
@@ -61,8 +61,8 @@
                 <property name="image">edit-redo</property>
                 <property name="always_show_image">True</property>
                 <signal name="clicked" handler="redo_clicked_handler" swapped="no"/>
-                <accelerator key="y" signal="clicked" modifiers="GDK_CONTROL_MASK"/>
                 <accelerator key="z" signal="clicked" modifiers="GDK_SHIFT_MASK | GDK_CONTROL_MASK"/>
+                <accelerator key="y" signal="clicked" modifiers="GDK_CONTROL_MASK"/>
               </object>
               <packing>
                 <property name="expand">True</property>
@@ -162,8 +162,7 @@
             <property name="visible">True</property>
             <property name="can_focus">True</property>
             <child>
-              <object class="GtkBox">
-                <property name="visible">True</property>
+              <object class="GtkBox" id="painting-box">
                 <property name="can_focus">False</property>
                 <property name="orientation">vertical</property>
                 <child>
diff --git a/src/application.c b/src/application.c
index 6a37720..88c3d11 100644
--- a/src/application.c
+++ b/src/application.c
@@ -39,6 +39,12 @@ static void action_redo(struct swappy_state *state) {
   }
 }
 
+static void action_toggle_painting_pane(struct swappy_state *state) {
+  GtkWidget *painting_box = GTK_WIDGET(state->ui->painting_box);
+  gboolean is_visible = gtk_widget_get_visible(painting_box);
+  gtk_widget_set_visible(painting_box, !is_visible);
+}
+
 static void switch_mode_to_brush(struct swappy_state *state) {
   g_debug("switching mode to brush");
   state->mode = SWAPPY_PAINT_MODE_BRUSH;
@@ -193,6 +199,9 @@ void keypress_handler(GtkWidget *widget, GdkEventKey *event,
         case GDK_KEY_s:
           action_save_area_to_file(state);
           break;
+        case GDK_KEY_b:
+          action_toggle_painting_pane(state);
+          break;
         default:
           break;
       }
@@ -221,6 +230,7 @@ gboolean draw_area_handler(GtkWidget *widget, cairo_t *cr,
 
   return FALSE;
 }
+
 gboolean draw_area_configure_handler(GtkWidget *widget,
                                      GdkEventConfigure *event,
                                      struct swappy_state *state) {
@@ -236,6 +246,7 @@ gboolean draw_area_configure_handler(GtkWidget *widget,
 
   return TRUE;
 }
+
 void draw_area_button_press_handler(GtkWidget *widget, GdkEventButton *event,
                                     struct swappy_state *state) {
   g_debug("press event: state: %d, button: %d", event->state, event->button);
@@ -339,6 +350,8 @@ static bool load_layout(struct swappy_state *state) {
 
   GtkWidget *area = GTK_WIDGET(gtk_builder_get_object(builder, "paint_area"));
 
+  state->ui->painting_box =
+      GTK_BOX(gtk_builder_get_object(builder, "painting-box"));
   GtkRadioButton *brush =
       GTK_RADIO_BUTTON(gtk_builder_get_object(builder, "brush"));
   GtkRadioButton *text =