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feat(wlr/taskbar): add truncate option to ellipsize long button text #4545

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feat(wlr/taskbar): add truncate option to ellipsize long button text #4545

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5 changes: 5 additions & 0 deletions man/waybar-wlr-taskbar.5.scd
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Original file line number Diff line number Diff line change
Expand Up @@ -57,6 +57,11 @@ Addressed by *wlr/taskbar*
default: false ++
If set to true, group tasks by their app_id. Cannot be used with 'active-first'.

*truncate*: ++
typeof: bool ++
default: false ++
If set to true, the task button text will be ellipsized (truncated with …) when the available button width is smaller than the label text.

*on-click*: ++
typeof: string ++
The action which should be triggered when clicking on the application button with the left mouse button.
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11 changes: 11 additions & 0 deletions src/modules/wlr/taskbar.cpp
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Expand Up @@ -101,6 +101,17 @@ Task::Task(const waybar::Bar &bar, const Json::Value &config, Taskbar *tbar,
content_.show();
button.add(content_);

// Apply optional label truncation (ellipsize).
if (config_["truncate"].isBool() && config_["truncate"].asBool()) {
text_before_.set_single_line_mode(true);
text_before_.set_ellipsize(Pango::ELLIPSIZE_END);
text_before_.set_line_wrap(false);

text_after_.set_single_line_mode(true);
text_after_.set_ellipsize(Pango::ELLIPSIZE_END);
text_after_.set_line_wrap(false);
}

format_before_.clear();
format_after_.clear();

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