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-rw-r--r--shell/e-sidebar.c199
1 files changed, 64 insertions, 135 deletions
diff --git a/shell/e-sidebar.c b/shell/e-sidebar.c
index d4362066c6..40a45b5581 100644
--- a/shell/e-sidebar.c
+++ b/shell/e-sidebar.c
@@ -40,7 +40,8 @@ static GtkContainerClass *parent_class = NULL;
typedef struct {
GtkWidget *button_widget;
- GtkWidget *label_widget;
+ GtkWidget *label;
+ GtkWidget *icon;
GtkWidget *hbox;
int id;
} Button;
@@ -70,17 +71,20 @@ static unsigned int signals[NUM_SIGNALS] = { 0 };
/* Utility functions. */
static Button *
-button_new (GtkWidget *button_widget, GtkWidget *label_widget, GtkWidget *hbox, int id)
+button_new (GtkWidget *button_widget, GtkWidget *label, GtkWidget *icon,
+ GtkWidget *hbox, int id)
{
Button *button = g_new (Button, 1);
button->button_widget = button_widget;
- button->label_widget = label_widget;
+ button->label = label;
+ button->icon = icon;
button->hbox = hbox;
button->id = id;
g_object_ref (button_widget);
- g_object_ref (label_widget);
+ g_object_ref (label);
+ g_object_ref (icon);
g_object_ref (hbox);
return button;
@@ -90,7 +94,8 @@ static void
button_free (Button *button)
{
g_object_unref (button->button_widget);
- g_object_unref (button->label_widget);
+ g_object_unref (button->label);
+ g_object_unref (button->icon);
g_object_unref (button->hbox);
g_free (button);
}
@@ -146,68 +151,75 @@ button_toggled_callback (GtkToggleButton *toggle_button,
}
-/* Layout. */
+/* Layout. */
static int
-do_layout_text_buttons (ESidebar *sidebar)
+layout_buttons (ESidebar *sidebar)
{
GtkAllocation *allocation = & GTK_WIDGET (sidebar)->allocation;
- GSList *rows [g_slist_length (sidebar->priv->buttons)];
- GSList *p;
+ gboolean icons_only = (sidebar->priv->mode == E_SIDEBAR_MODE_ICON);
+ int num_btns = g_slist_length (sidebar->priv->buttons), btns_per_row;
+ GSList **rows, *p;
+ Button *button;
int row_number;
- int row_width;
int max_btn_width = 0, max_btn_height = 0;
- int btns_required;
int row_last;
int x, y;
int i;
- /* (Yes, this code calls gtk_widget_size_request() an ungodly number of times, but it's not
- like we care about performance here, and this makes the code simpler.) */
-
+ /* (Yes, this code calls gtk_widget_size_request() an ungodly
+ * number of times, but it's not like we care about
+ * performance here, and this makes the code simpler.)
+ */
- /* 1. Figure out the max width and height */
+ /* Figure out the max width and height */
for (p = sidebar->priv->buttons; p != NULL; p = p->next) {
- Button *button = p->data;
GtkRequisition requisition;
+ button = p->data;
gtk_widget_size_request (GTK_WIDGET (button->button_widget), &requisition);
- max_btn_height = MAX (max_btn_height, requisition.height);
+ max_btn_height = MAX (max_btn_height, requisition.height);
max_btn_width = MAX (max_btn_width, requisition.width);
+ }
+ /* Figure out how many rows and columns we'll use. */
+ btns_per_row = allocation->width / (max_btn_width + H_PADDING);
+ if (!icons_only) {
+ /* If using text buttons, we want to try to have a
+ * completely filled-in grid, but if we can't, we want
+ * the odd row to have just a single button.
+ */
+ while (num_btns % btns_per_row > 1)
+ btns_per_row--;
}
- /* 2. Split the buttons into rows, depending on the max_btn_width. */
+ /* Assign buttons to rows */
+ rows = g_new0 (GSList *, num_btns / btns_per_row + 1);
- row_number = 0;
- rows [0] = NULL;
- row_width = H_PADDING;
- btns_required = allocation->width / (max_btn_width + H_PADDING);
- for (; btns_required > 2; btns_required--) {
- if (g_slist_length (sidebar->priv->buttons) % btns_required == 0)
- break;
+ if (!icons_only && num_btns % btns_per_row != 0) {
+ button = sidebar->priv->buttons->data;
+ rows [0] = g_slist_append (rows [0], button->button_widget);
+ p = sidebar->priv->buttons->next;
+ row_number = 1;
+ } else {
+ p = sidebar->priv->buttons;
+ row_number = 0;
}
-
- for (p = sidebar->priv->buttons; p != NULL; p = p->next) {
- Button *button = p->data;
- if (g_slist_length (rows[row_number]) % btns_required == 0
- && rows [row_number] != NULL) {
+ for (; p != NULL; p = p->next) {
+ button = p->data;
+
+ if (g_slist_length (rows [row_number]) == btns_per_row)
row_number ++;
- rows [row_number] = NULL;
- row_width = H_PADDING;
- }
- row_width += max_btn_width + H_PADDING;
rows [row_number] = g_slist_append (rows [row_number], button->button_widget);
}
row_last = row_number;
- /* 3. Layout the buttons. */
-
+ /* Layout the buttons. */
y = allocation->y + allocation->height - V_PADDING - 1;
for (i = row_last; i >= 0; i --) {
int len, extra_width;
@@ -215,7 +227,10 @@ do_layout_text_buttons (ESidebar *sidebar)
y -= max_btn_height;
x = H_PADDING + allocation->x;
len = g_slist_length (rows[i]);
- extra_width = (allocation->width - (len * max_btn_width ) - (len * H_PADDING)) / len;
+ if (sidebar->priv->mode == E_SIDEBAR_MODE_TEXT)
+ extra_width = (allocation->width - (len * max_btn_width ) - (len * H_PADDING)) / len;
+ else
+ extra_width = 0;
for (p = rows [i]; p != NULL; p = p->next) {
GtkAllocation child_allocation;
@@ -232,91 +247,9 @@ do_layout_text_buttons (ESidebar *sidebar)
y -= V_PADDING;
}
- /* 4. Free stuff */
-
- for (i = 0; i <= row_last; i ++)
- g_slist_free (rows [i]);
-
- return y;
-}
-
-static int
-do_layout_icon_buttons (ESidebar *sidebar)
-{
- GtkAllocation *allocation = & GTK_WIDGET (sidebar)->allocation;
- GSList *rows [g_slist_length (sidebar->priv->buttons)];
- GSList *p;
- int row_number;
- int row_width;
- int row_last;
- int x, y;
- int i;
-
- /* (Yes, this code calls gtk_widget_size_request() an ungodly number of times, but it's not
- like we care about performance here, and this makes the code simpler.) */
-
- /* 1. Split the buttons into rows, depending on their width. */
-
- row_number = 0;
- rows [0] = NULL;
- row_width = H_PADDING;
- for (p = sidebar->priv->buttons; p != NULL; p = p->next) {
- Button *button = p->data;
- GtkRequisition requisition;
-
- gtk_widget_size_request (GTK_WIDGET (button->button_widget), &requisition);
-
- if (row_width + requisition.width + H_PADDING >= allocation->width
- && rows [row_number] != NULL) {
- row_number ++;
- rows [row_number] = NULL;
- row_width = H_PADDING;
- }
-
- row_width += requisition.width + H_PADDING;
- rows [row_number] = g_slist_append (rows [row_number], button->button_widget);
- }
-
- row_last = row_number;
-
- /* 2. Layout the buttons. */
-
- y = allocation->y + allocation->height - V_PADDING - 1;
- for (i = row_last; i >= 0; i --) {
- int row_height = 0;
-
- for (p = rows [i]; p != NULL; p = p->next) {
- GtkRequisition requisition;
-
- gtk_widget_size_request (GTK_WIDGET (p->data), &requisition);
- row_height = MAX (row_height, requisition.height);
- }
-
- y -= row_height;
- x = H_PADDING;
- for (p = rows [i]; p != NULL; p = p->next) {
- GtkRequisition requisition;
- GtkAllocation child_allocation;
-
- gtk_widget_size_request (GTK_WIDGET (p->data), &requisition);
-
- child_allocation.x = x;
- child_allocation.y = y;
- child_allocation.width = requisition.width;
- child_allocation.height = requisition.height;
-
- gtk_widget_size_allocate (GTK_WIDGET (p->data), &child_allocation);
-
- x += requisition.width + H_PADDING;
- }
-
- y -= V_PADDING;
- }
-
- /* 3. Free stuff */
-
for (i = 0; i <= row_last; i ++)
g_slist_free (rows [i]);
+ g_free (rows);
return y;
}
@@ -328,17 +261,7 @@ do_layout (ESidebar *sidebar)
GtkAllocation child_allocation;
int y;
- switch (sidebar->priv->mode) {
- case E_SIDEBAR_MODE_TEXT:
- y = do_layout_text_buttons (sidebar);
- break;
- case E_SIDEBAR_MODE_ICON:
- y = do_layout_icon_buttons (sidebar);
- break;
- default:
- g_assert_not_reached ();
- return;
- }
+ y = layout_buttons (sidebar);
/* Place the selection widget. */
child_allocation.x = allocation->x;
@@ -546,11 +469,11 @@ e_sidebar_add_button (ESidebar *sidebar,
icon_widget = gtk_image_new_from_pixbuf (icon);
label_widget = gtk_label_new (label);
gtk_misc_set_alignment (GTK_MISC (label_widget), 0.0, 0.5);
- gtk_box_pack_start (GTK_BOX (hbox), icon_widget, FALSE, TRUE, 0);
+ gtk_box_pack_start (GTK_BOX (hbox), icon_widget, sidebar->priv->mode == E_SIDEBAR_MODE_ICON, TRUE, 0);
gtk_box_pack_start (GTK_BOX (hbox), label_widget, TRUE, TRUE, 0);
gtk_container_add (GTK_CONTAINER (button_widget), hbox);
- sidebar->priv->buttons = g_slist_append (sidebar->priv->buttons, button_new (button_widget, label_widget, hbox, id));
+ sidebar->priv->buttons = g_slist_append (sidebar->priv->buttons, button_new (button_widget, label_widget, icon_widget, hbox, id));
gtk_widget_set_parent (button_widget, GTK_WIDGET (sidebar));
if (sidebar->priv->mode == E_SIDEBAR_MODE_ICON)
@@ -587,10 +510,16 @@ e_sidebar_set_mode (ESidebar *sidebar, ESidebarMode mode)
switch (mode) {
case E_SIDEBAR_MODE_TEXT:
- gtk_box_pack_start (GTK_BOX (button->hbox), button->label_widget, TRUE, TRUE, 0);
+ gtk_box_pack_start (GTK_BOX (button->hbox), button->label, TRUE, TRUE, 0);
+ gtk_container_child_set (GTK_CONTAINER (button->hbox), button->icon,
+ "expand", FALSE,
+ NULL);
break;
case E_SIDEBAR_MODE_ICON:
- gtk_container_remove (GTK_CONTAINER (button->hbox), button->label_widget);
+ gtk_container_remove (GTK_CONTAINER (button->hbox), button->label);
+ gtk_container_child_set (GTK_CONTAINER (button->hbox), button->icon,
+ "expand", TRUE,
+ NULL);
break;
default:
g_assert_not_reached ();
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-03 04:53:13 +0800