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theme: Move the layout we save closer to GTK+'s model

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With support for the old metacity theme format gone, there's no
reason to keep storing theme information in terms of the old theme
properties. Just store the padding/border information for each
element directly.

https://bugzilla.gnome.org/show_bug.cgi?id=741917
This commit is contained in:
Florian Müllner 2014-09-26 15:10:56 +01:00 committed by Jasper St. Pierre
parent ee461b5495
commit 6b92b45021
2 changed files with 55 additions and 91 deletions
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38
src/ui/theme-private.h
View File

@ -53,36 +53,13 @@ typedef struct _MetaFrameGeometry MetaFrameGeometry;
**/ **/
struct _MetaFrameLayout struct _MetaFrameLayout
{ {
/** Reference count. */
int refcount; int refcount;
/** Size of left side */ /** Border/padding of the entire frame */
int left_width; GtkBorder frame_border;
/** Size of right side */ /** Border/padding of the titlebar region */
int right_width; GtkBorder titlebar_border;
/** Size of bottom side */ /** Border/padding of titlebar buttons */
int bottom_height;
/** Border of blue title region
* \bug (blue?!)
**/
GtkBorder title_border;
/** Extra height for inside of title region, above the font height */
int title_vertical_pad;
/** Right indent of buttons from edges of frame */
int right_titlebar_edge;
/** Left indent of buttons from edges of frame */
int left_titlebar_edge;
/** Width of a button; set even when we are using aspect sizing */
int button_width;
/** Height of a button; set even when we are using aspect sizing */
int button_height;
/** Space around buttons */
GtkBorder button_border; GtkBorder button_border;
/** Size of images in buttons */ /** Size of images in buttons */
@ -136,10 +113,7 @@ struct _MetaFrameGeometry
GdkRectangle title_rect; GdkRectangle title_rect;
int left_titlebar_edge; GtkBorder content_border;
int right_titlebar_edge;
int top_titlebar_edge;
int bottom_titlebar_edge;
/* used for a memset hack */ /* used for a memset hack */
#define ADDRESS_OF_BUTTON_RECTS(fgeom) (((char*)(fgeom)) + G_STRUCT_OFFSET (MetaFrameGeometry, close_rect)) #define ADDRESS_OF_BUTTON_RECTS(fgeom) (((char*)(fgeom)) + G_STRUCT_OFFSET (MetaFrameGeometry, close_rect))

108
src/ui/theme.c
View File

@ -69,7 +69,7 @@ meta_frame_layout_new (void)
*/ */
layout->titlebar_spacing = 6; layout->titlebar_spacing = 6;
layout->has_title = TRUE; layout->has_title = TRUE;
layout->title_scale = 1.0; layout->title_scale = PANGO_SCALE_MEDIUM;
layout->icon_size = META_MINI_ICON_WIDTH; layout->icon_size = META_MINI_ICON_WIDTH;
return layout; return layout;
@ -119,7 +119,7 @@ meta_frame_layout_get_borders (const MetaFrameLayout *layout,
MetaFrameType type, MetaFrameType type,
MetaFrameBorders *borders) MetaFrameBorders *borders)
{ {
int buttons_height, title_height, draggable_borders; int buttons_height, content_height, draggable_borders;
meta_frame_borders_clear (borders); meta_frame_borders_clear (borders);
@ -132,16 +132,15 @@ meta_frame_layout_get_borders (const MetaFrameLayout *layout,
if (!layout->has_title) if (!layout->has_title)
text_height = 0; text_height = 0;
buttons_height = layout->button_height + buttons_height = layout->icon_size +
layout->button_border.top + layout->button_border.bottom; layout->button_border.top + layout->button_border.bottom;
title_height = text_height + content_height = MAX (buttons_height, text_height) +
layout->title_vertical_pad + layout->titlebar_border.top + layout->titlebar_border.bottom;
layout->title_border.top + layout->title_border.bottom;
borders->visible.top = MAX (buttons_height, title_height); borders->visible.top = layout->frame_border.top + content_height;
borders->visible.left = layout->left_width; borders->visible.left = layout->frame_border.left;
borders->visible.right = layout->right_width; borders->visible.right = layout->frame_border.right;
borders->visible.bottom = layout->bottom_height; borders->visible.bottom = layout->frame_border.bottom;
draggable_borders = meta_prefs_get_draggable_border_width (); draggable_borders = meta_prefs_get_draggable_border_width ();
@ -300,12 +299,8 @@ meta_frame_layout_sync_with_style (MetaFrameLayout *layout,
meta_style_info_set_flags (style_info, flags); meta_style_info_set_flags (style_info, flags);
style = style_info->styles[META_STYLE_ELEMENT_FRAME]; style = style_info->styles[META_STYLE_ELEMENT_FRAME];
get_padding_and_border (style, &border); get_padding_and_border (style, &layout->frame_border);
scale_border (&border, layout->title_scale); scale_border (&layout->frame_border, layout->title_scale);
layout->left_width = border.left;
layout->right_width = border.right;
layout->bottom_height = border.bottom;
if (layout->hide_buttons) if (layout->hide_buttons)
layout->icon_size = 0; layout->icon_size = 0;
@ -324,36 +319,26 @@ meta_frame_layout_sync_with_style (MetaFrameLayout *layout,
*/ */
layout->top_left_corner_rounded_radius = border_radius; layout->top_left_corner_rounded_radius = border_radius;
layout->top_right_corner_rounded_radius = border_radius; layout->top_right_corner_rounded_radius = border_radius;
max_radius = MIN (layout->bottom_height, layout->left_width); max_radius = MIN (layout->frame_border.bottom, layout->frame_border.left);
layout->bottom_left_corner_rounded_radius = MAX (border_radius, max_radius); layout->bottom_left_corner_rounded_radius = MAX (border_radius, max_radius);
max_radius = MIN (layout->bottom_height, layout->right_width); max_radius = MIN (layout->frame_border.bottom, layout->frame_border.right);
layout->bottom_right_corner_rounded_radius = MAX (border_radius, max_radius); layout->bottom_right_corner_rounded_radius = MAX (border_radius, max_radius);
get_padding_and_border (style, &border); get_padding_and_border (style, &layout->titlebar_border);
scale_border (&border, layout->title_scale); scale_border (&layout->titlebar_border, layout->title_scale);
layout->left_titlebar_edge = border.left;
layout->right_titlebar_edge = border.right;
layout->title_vertical_pad = border.top;
layout->button_border.top = border.top;
layout->button_border.bottom = border.bottom;
layout->button_border.left = 0;
layout->button_border.right = 0;
layout->button_width = layout->icon_size;
layout->button_height = layout->icon_size;
style = style_info->styles[META_STYLE_ELEMENT_BUTTON]; style = style_info->styles[META_STYLE_ELEMENT_BUTTON];
get_padding_and_border (style, &border); get_padding_and_border (style, &layout->button_border);
scale_border (&border, layout->title_scale); scale_border (&layout->button_border, layout->title_scale);
layout->button_width += border.left + border.right;
layout->button_height += border.top + border.bottom;
style = style_info->styles[META_STYLE_ELEMENT_IMAGE]; style = style_info->styles[META_STYLE_ELEMENT_IMAGE];
get_padding_and_border (style, &border); get_padding_and_border (style, &border);
scale_border (&border, layout->title_scale); scale_border (&border, layout->title_scale);
layout->button_width += border.left + border.right;
layout->button_height += border.top + border.bottom; layout->button_border.left += border.left;
layout->button_border.right += border.right;
layout->button_border.top += border.top;
layout->button_border.bottom += border.bottom;
} }
static void static void
@ -373,6 +358,7 @@ meta_frame_layout_calc_geometry (MetaFrameLayout *layout,
int button_y; int button_y;
int title_right_edge; int title_right_edge;
int width, height; int width, height;
int content_width, content_height;
int button_width, button_height; int button_width, button_height;
int min_size_for_rounding; int min_size_for_rounding;
@ -394,6 +380,12 @@ meta_frame_layout_calc_geometry (MetaFrameLayout *layout,
fgeom->borders = borders; fgeom->borders = borders;
fgeom->content_border = layout->frame_border;
fgeom->content_border.left += layout->titlebar_border.left;
fgeom->content_border.right += layout->titlebar_border.right;
fgeom->content_border.top += layout->titlebar_border.top;
fgeom->content_border.bottom += layout->titlebar_border.bottom;
width = client_width + borders.total.left + borders.total.right; width = client_width + borders.total.left + borders.total.right;
height = borders.total.top + borders.total.bottom; height = borders.total.top + borders.total.bottom;
@ -403,13 +395,15 @@ meta_frame_layout_calc_geometry (MetaFrameLayout *layout,
fgeom->width = width; fgeom->width = width;
fgeom->height = height; fgeom->height = height;
fgeom->top_titlebar_edge = layout->title_border.top; content_width = width -
fgeom->bottom_titlebar_edge = layout->title_border.bottom; (fgeom->content_border.left + borders.invisible.left) -
fgeom->left_titlebar_edge = layout->left_titlebar_edge; (fgeom->content_border.right + borders.invisible.right);
fgeom->right_titlebar_edge = layout->right_titlebar_edge; content_height = borders.visible.top - fgeom->content_border.top - fgeom->content_border.bottom;
button_width = layout->button_width; button_width = layout->icon_size +
button_height = layout->button_height; layout->button_border.left + layout->button_border.right;
button_height = layout->icon_size +
layout->button_border.top + layout->button_border.bottom;
/* FIXME all this code sort of pretends that duplicate buttons /* FIXME all this code sort of pretends that duplicate buttons
* with the same function are allowed, but that breaks the * with the same function are allowed, but that breaks the
@ -464,9 +458,6 @@ meta_frame_layout_calc_geometry (MetaFrameLayout *layout,
while (n_left > 0 || n_right > 0) while (n_left > 0 || n_right > 0)
{ {
int space_used_by_buttons; int space_used_by_buttons;
int space_available;
space_available = fgeom->width - layout->left_titlebar_edge - layout->right_titlebar_edge;
space_used_by_buttons = 0; space_used_by_buttons = 0;
@ -478,7 +469,7 @@ meta_frame_layout_calc_geometry (MetaFrameLayout *layout,
space_used_by_buttons += (button_width * 0.75) * n_right_spacers; space_used_by_buttons += (button_width * 0.75) * n_right_spacers;
space_used_by_buttons += layout->titlebar_spacing * MAX (n_right - 1, 0); space_used_by_buttons += layout->titlebar_spacing * MAX (n_right - 1, 0);
if (space_used_by_buttons <= space_available) if (space_used_by_buttons <= content_width)
break; /* Everything fits, bail out */ break; /* Everything fits, bail out */
/* First try to remove separators */ /* First try to remove separators */
@ -542,11 +533,11 @@ meta_frame_layout_calc_geometry (MetaFrameLayout *layout,
fgeom->n_right_buttons = n_right; fgeom->n_right_buttons = n_right;
/* center buttons vertically */ /* center buttons vertically */
button_y = (borders.visible.top - button_y = fgeom->content_border.top + borders.invisible.top +
(button_height + layout->button_border.top + layout->button_border.bottom)) / 2 + layout->button_border.top + borders.invisible.top; (content_height - button_height) / 2;
/* right edge of farthest-right button */ /* right edge of farthest-right button */
x = width - layout->right_titlebar_edge - borders.invisible.right; x = width - fgeom->content_border.right - borders.invisible.right;
i = n_right - 1; i = n_right - 1;
while (i >= 0) while (i >= 0)
@ -575,7 +566,7 @@ meta_frame_layout_calc_geometry (MetaFrameLayout *layout,
rect->clickable.height = button_height + button_y; rect->clickable.height = button_height + button_y;
if (i == n_right - 1) if (i == n_right - 1)
rect->clickable.width += layout->right_titlebar_edge + layout->right_width; rect->clickable.width += fgeom->content_border.right;
} }
else else
@ -590,12 +581,12 @@ meta_frame_layout_calc_geometry (MetaFrameLayout *layout,
} }
/* save right edge of titlebar for later use */ /* save right edge of titlebar for later use */
title_right_edge = x - layout->title_border.right; title_right_edge = x;
/* Now x changes to be position from the left and we go through /* Now x changes to be position from the left and we go through
* the left-side buttons * the left-side buttons
*/ */
x = layout->left_titlebar_edge + borders.invisible.left; x = fgeom->content_border.left + borders.invisible.left;
for (i = 0; i < n_left; i++) for (i = 0; i < n_left; i++)
{ {
MetaButtonSpace *rect; MetaButtonSpace *rect;
@ -633,13 +624,12 @@ meta_frame_layout_calc_geometry (MetaFrameLayout *layout,
x += (button_width * 0.75); x += (button_width * 0.75);
} }
/* We always fill as much vertical space as possible with title rect, /* Center vertically in the available content area */
* rather than centering it like the buttons fgeom->title_rect.x = x;
*/ fgeom->title_rect.y = fgeom->content_border.top + borders.invisible.top +
fgeom->title_rect.x = x + layout->title_border.left; (content_height - text_height) / 2;
fgeom->title_rect.y = layout->title_border.top + borders.invisible.top;
fgeom->title_rect.width = title_right_edge - fgeom->title_rect.x; fgeom->title_rect.width = title_right_edge - fgeom->title_rect.x;
fgeom->title_rect.height = borders.visible.top - layout->title_border.top - layout->title_border.bottom; fgeom->title_rect.height = text_height;
/* Nuke title if it won't fit */ /* Nuke title if it won't fit */
if (fgeom->title_rect.width < 0 || if (fgeom->title_rect.width < 0 ||