From 8a1246eaf7c2a5e08a483c9159bdeae20ea02bd9 Mon Sep 17 00:00:00 2001
From: Patrick McDermott <pj@pehjota.net>
Date: Tue, 19 Sep 2017 13:10:17 -0400
Subject: src/window.c: Add tab list back button

---
(limited to 'src/window.c')

diff --git a/src/window.c b/src/window.c
index 0b1b634..c1b3db7 100644
--- a/src/window.c
+++ b/src/window.c
@@ -37,6 +37,17 @@ tab_list_button_clicked_cb(GtkButton __attribute__((unused)) *button,
 	gtk_widget_hide(gtk_stack_get_child_by_name(stack, "buttons"));
 }
 
+static void
+tab_list_back_button_clicked_cb(GtkButton __attribute__((unused)) *button,
+	GtkStack *stack)
+{
+	/* Use gtk_widget_show() and gtk_widget_hide() instead of
+	 * gtk_stack_set_visible_child() so that the stack fits the size of only
+	 * the visible child. */
+	gtk_widget_show(gtk_stack_get_child_by_name(stack, "buttons"));
+	gtk_widget_hide(gtk_stack_get_child_by_name(stack, "tab_list"));
+}
+
 #define NEW_BUTTON(BOX, I, NAME, TOOLTIP) \
 	do { \
 		buttons[I] = gtk_button_new_from_icon_name(NAME, \
@@ -53,8 +64,9 @@ tab_label_button_press_cb(GtkWidget *widget, GdkEvent *event, MqTab *tab)
 {
 	GtkWidget *current_tab_button_box;
 	GtkWidget *all_tabs_button_box;
-	GtkWidget *buttons[7];
+	GtkWidget *buttons[8];
 	GtkWidget *button_rows_box;
+	GtkWidget *tab_list_box;
 	GtkWidget *stack;
 	GtkWidget *popover;  /* TODO: Add to MqWindow */
 
@@ -85,14 +97,29 @@ tab_label_button_press_cb(GtkWidget *widget, GdkEvent *event, MqTab *tab)
 	gtk_box_pack_start(GTK_BOX(button_rows_box), all_tabs_button_box,
 		TRUE, FALSE, 0);
 
+	/* Set up tab list box. */
+	tab_list_box = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
+
+	/* Set up tab list back button. */
+	buttons[7] = gtk_button_new_from_icon_name("go-previous-symbolic",
+		GTK_ICON_SIZE_BUTTON);
+	gtk_widget_set_tooltip_text(buttons[7], "Back");
+	gtk_widget_set_can_focus(buttons[7], FALSE);
+	gtk_widget_set_halign(buttons[7], GTK_ALIGN_START);
+	gtk_box_pack_start(GTK_BOX(tab_list_box), buttons[7], TRUE, FALSE, 0);
+
+	gtk_box_pack_start(GTK_BOX(tab_list_box), gtk_label_new("Tab list"),
+		TRUE, FALSE, 0);
+
 	/* Set up the stack. */
 	stack = gtk_stack_new();
 	gtk_stack_add_named(GTK_STACK(stack), button_rows_box, "buttons");
-	gtk_stack_add_named(GTK_STACK(stack), gtk_label_new("Tab list"),
-		"tab_list");
+	gtk_stack_add_named(GTK_STACK(stack), tab_list_box, "tab_list");
 
 	g_signal_connect(buttons[6], "clicked",
 		G_CALLBACK(tab_list_button_clicked_cb), GTK_STACK(stack));
+	g_signal_connect(buttons[7], "clicked",
+		G_CALLBACK(tab_list_back_button_clicked_cb), GTK_STACK(stack));
 
 	/* Set up the popover. */
 	popover = gtk_popover_new(widget);
--
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