[gtk+] widget-factory: Add an inline toolbar example
- From: Matthias Clasen <matthiasc src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [gtk+] widget-factory: Add an inline toolbar example
- Date: Sat, 13 Feb 2016 22:12:49 +0000 (UTC)
commit 29a7373802da8130f39435cda620cdc18fc50a9e
Author: Matthias Clasen <mclasen redhat com>
Date: Sat Feb 13 17:11:59 2016 -0500
widget-factory: Add an inline toolbar example
This pattern is still used in applications, so we should have it
represented here to keep it working well.
demos/widget-factory/widget-factory.c | 128 ++++++++++++++++++++++++++++++++
demos/widget-factory/widget-factory.ui | 66 +++++++++++++---
2 files changed, 182 insertions(+), 12 deletions(-)
---
diff --git a/demos/widget-factory/widget-factory.c b/demos/widget-factory/widget-factory.c
index 84eb846..baa7c43 100644
--- a/demos/widget-factory/widget-factory.c
+++ b/demos/widget-factory/widget-factory.c
@@ -1488,6 +1488,124 @@ g_test_permission_class_init (GTestPermissionClass *class)
permission_class->release_finish = release_finish;
}
+static int icon_sizes[5];
+
+static void
+register_icon_sizes (void)
+{
+ static gboolean registered;
+
+ if (registered)
+ return;
+
+ registered = TRUE;
+
+G_GNUC_BEGIN_IGNORE_DEPRECATIONS
+ icon_sizes[0] = gtk_icon_size_register ("a", 16, 16);
+ icon_sizes[1] = gtk_icon_size_register ("b", 24, 24);
+ icon_sizes[2] = gtk_icon_size_register ("c", 32, 32);
+ icon_sizes[3] = gtk_icon_size_register ("d", 48, 48);
+ icon_sizes[4] = gtk_icon_size_register ("e", 64, 64);
+G_GNUC_END_IGNORE_DEPRECATIONS
+}
+
+static int
+find_icon_size (GtkIconSize size)
+{
+ gint w, h, w2, h2;
+ gint i;
+
+G_GNUC_BEGIN_IGNORE_DEPRECATIONS
+ gtk_icon_size_lookup (size, &w, &h);
+ for (i = 0; i < G_N_ELEMENTS (icon_sizes); i++)
+ {
+ gtk_icon_size_lookup (icon_sizes[i], &w2, &h2);
+ if (w == w2)
+ return i;
+ }
+G_GNUC_END_IGNORE_DEPRECATIONS
+
+ return 2;
+}
+
+static void
+update_buttons (GtkWidget *iv, int pos)
+{
+ GtkWidget *button;
+
+ button = GTK_WIDGET (g_object_get_data (G_OBJECT (iv), "increase_button"));
+ gtk_widget_set_sensitive (button, pos + 1 < G_N_ELEMENTS (icon_sizes));
+ button = GTK_WIDGET (g_object_get_data (G_OBJECT (iv), "decrease_button"));
+ gtk_widget_set_sensitive (button, pos > 0);
+}
+
+static void
+increase_icon_size (GtkWidget *iv)
+{
+ GList *cells;
+ GtkCellRendererPixbuf *cell;
+ GtkIconSize size;
+ int i;
+
+ cells = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (iv));
+ cell = cells->data;
+ g_list_free (cells);
+
+ g_object_get (cell, "stock-size", &size, NULL);
+
+ i = find_icon_size (size);
+ i = CLAMP (i + 1, 0, G_N_ELEMENTS (icon_sizes) - 1);
+ size = icon_sizes[i];
+
+ g_object_set (cell, "stock-size", size, NULL);
+
+ update_buttons (iv, i);
+
+ gtk_widget_queue_resize (iv);
+}
+
+static void
+decrease_icon_size (GtkWidget *iv)
+{
+ GList *cells;
+ GtkCellRendererPixbuf *cell;
+ GtkIconSize size;
+ int i;
+
+ cells = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (iv));
+ cell = cells->data;
+ g_list_free (cells);
+
+ g_object_get (cell, "stock-size", &size, NULL);
+
+ i = find_icon_size (size);
+ i = CLAMP (i - 1, 0, G_N_ELEMENTS (icon_sizes) - 1);
+ size = icon_sizes[i];
+
+ g_object_set (cell, "stock-size", size, NULL);
+
+ update_buttons (iv, i);
+
+ gtk_widget_queue_resize (iv);
+}
+
+static void
+reset_icon_size (GtkWidget *iv)
+{
+ GList *cells;
+ GtkCellRendererPixbuf *cell;
+
+ cells = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (iv));
+ cell = cells->data;
+ g_list_free (cells);
+
+ g_object_set (cell, "stock-size", icon_sizes[2], NULL);
+
+ update_buttons (iv, 2);
+
+ gtk_widget_queue_resize (iv);
+}
+
static void
activate (GApplication *app)
{
@@ -1530,6 +1648,7 @@ activate (GApplication *app)
GAction *action;
g_type_ensure (my_text_view_get_type ());
+ register_icon_sizes ();
provider = gtk_css_provider_new ();
gtk_css_provider_load_from_resource (provider, "/org/gtk/WidgetFactory/widget-factory.css");
@@ -1548,6 +1667,9 @@ activate (GApplication *app)
gtk_builder_add_callback_symbol (builder, "on_range_to_changed", (GCallback)on_range_to_changed);
gtk_builder_add_callback_symbol (builder, "osd_frame_button_press", (GCallback)osd_frame_button_press);
gtk_builder_add_callback_symbol (builder, "tab_close_cb", (GCallback)tab_close_cb);
+ gtk_builder_add_callback_symbol (builder, "increase_icon_size", (GCallback)increase_icon_size);
+ gtk_builder_add_callback_symbol (builder, "decrease_icon_size", (GCallback)decrease_icon_size);
+ gtk_builder_add_callback_symbol (builder, "reset_icon_size", (GCallback)reset_icon_size);
gtk_builder_connect_signals (builder, NULL);
@@ -1746,6 +1868,12 @@ activate (GApplication *app)
gtk_lock_button_set_permission (GTK_LOCK_BUTTON (widget2), permission);
g_object_unref (permission);
+ widget = (GtkWidget *)gtk_builder_get_object (builder, "iconview1");
+ widget2 = (GtkWidget *)gtk_builder_get_object (builder, "increase_button");
+ g_object_set_data (G_OBJECT (widget), "increase_button", widget2);
+ widget2 = (GtkWidget *)gtk_builder_get_object (builder, "decrease_button");
+ g_object_set_data (G_OBJECT (widget), "decrease_button", widget2);
+
gtk_widget_show_all (GTK_WIDGET (window));
g_object_unref (builder);
diff --git a/demos/widget-factory/widget-factory.ui b/demos/widget-factory/widget-factory.ui
index 640b085..ec2cd60 100644
--- a/demos/widget-factory/widget-factory.ui
+++ b/demos/widget-factory/widget-factory.ui
@@ -2738,23 +2738,65 @@ microphone-sensitivity-medium-symbolic</property>
<property name="can_focus">1</property>
<property name="expanded">1</property>
<child>
- <object class="GtkScrolledWindow" id="scrolledwindow3">
+ <object class="GtkBox">
<property name="visible">1</property>
- <property name="can_focus">1</property>
- <property name="shadow_type">in</property>
- <property name="margin-top">6</property>
- <property name="height_request">226</property>
+ <property name="orientation">vertical</property>
<child>
- <object class="GtkIconView" id="iconview1">
+ <object class="GtkScrolledWindow" id="scrolledwindow3">
<property name="visible">1</property>
<property name="can_focus">1</property>
- <property name="selection_mode">multiple</property>
- <property name="model">iconsmodel</property>
+ <property name="shadow_type">in</property>
+ <property name="margin-top">6</property>
+ <property name="height_request">226</property>
<child>
- <object class="GtkCellRendererPixbuf" id="iconviewcell"/>
- <attributes>
- <attribute name="icon-name">0</attribute>
- </attributes>
+ <object class="GtkIconView" id="iconview1">
+ <property name="visible">1</property>
+ <property name="can_focus">1</property>
+ <property name="selection_mode">multiple</property>
+ <property name="model">iconsmodel</property>
+ <child>
+ <object class="GtkCellRendererPixbuf" id="iconviewcell">
+ <property name="stock-size">5</property>
+ </object>
+ <attributes>
+ <attribute name="icon-name">0</attribute>
+ </attributes>
+ </child>
+ </object>
+ </child>
+ </object>
+ </child>
+ <child>
+ <object class="GtkToolbar">
+ <property name="visible">1</property>
+ <property name="icon-size">1</property>
+ <property name="toolbar-style">icons</property>
+ <style>
+ <class name="inline-toolbar"/>
+ </style>
+ <child>
+ <object class="GtkToolButton" id="decrease_button">
+ <property name="visible">1</property>
+ <property name="icon-name">zoom-out-symbolic</property>
+ <property name="label">Remove item</property>
+ <signal name="clicked" handler="decrease_icon_size"
object="iconview1" swapped="yes"/>
+ </object>
+ </child>
+ <child>
+ <object class="GtkToolButton" id="increase_button">
+ <property name="visible">1</property>
+ <property name="icon-name">zoom-in-symbolic</property>
+ <property name="label">Add item</property>
+ <signal name="clicked" handler="increase_icon_size"
object="iconview1" swapped="yes"/>
+ </object>
+ </child>
+ <child>
+ <object class="GtkToolButton" id="reset_button">
+ <property name="visible">1</property>
+ <property name="icon-name">zoom-original-symbolic</property>
+ <property name="label">Refresh</property>
+ <signal name="clicked" handler="reset_icon_size" object="iconview1"
swapped="yes"/>
+ </object>
</child>
</object>
</child>
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