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WindowServer: New title bar vars for themes

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The theming system can now control title bar height, title button
size, title stripe color and the title text shadow color.
The implemented theme metrics system could be later extended to LibGUI
to allow themes to change widget padding, border width, etc.
This commit is contained in:
Nullspeak 2020-07-17 10:27:55 +10:00 • committed by Andreas Kling
parent 8e364b9780
commit 51b2b0d5e5
7 changed files with 142 additions and 10 deletions
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27
Libraries/LibGfx/SystemTheme.cpp
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@ -67,6 +67,24 @@ RefPtr<SharedBuffer> load_system_theme(const String& path)
return color.value();
};
auto get_metric = [&](auto& name, auto role) {
int metric = file->read_num_entry("Metrics", name, -1);
if (metric == -1) {
switch (role) {
case (int)MetricRole::TitleHeight:
return 19;
case (int)MetricRole::TitleButtonHeight:
return 15;
case (int)MetricRole::TitleButtonWidth:
return 15;
default:
dbg() << "Metric " << name << " has no fallback value!";
return 16;
}
}
return metric;
};
#define DO_COLOR(x) \
data->color[(int)ColorRole::x] = get_color(#x)
@ -98,6 +116,8 @@ RefPtr<SharedBuffer> load_system_theme(const String& path)
DO_COLOR(HighlightWindowBorder1);
DO_COLOR(HighlightWindowBorder2);
DO_COLOR(HighlightWindowTitle);
DO_COLOR(WindowTitleShadow);
DO_COLOR(WindowTitleStripes);
DO_COLOR(MenuStripe);
DO_COLOR(MenuBase);
DO_COLOR(MenuBaseText);
@ -126,6 +146,13 @@ RefPtr<SharedBuffer> load_system_theme(const String& path)
DO_COLOR(SyntaxPreprocessorStatement);
DO_COLOR(SyntaxPreprocessorValue);
#define DO_METRIC(x) \
data->metric[(int)MetricRole::x] = get_metric(#x, (int)MetricRole::x)
DO_METRIC(TitleHeight);
DO_METRIC(TitleButtonWidth);
DO_METRIC(TitleButtonHeight);
buffer->seal();
buffer->share_globally();