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Code Issues Activity Actions

LibGUI: Implement searching/jumping as you type in views

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This allows the user to start typing and highlighting and jumping
to a match in ColumnsView, IconView, TableView and TreeView if
the model supports it.
This commit is contained in:
Tom 2020-10-20 15:13:28 -06:00 • committed by Andreas Kling
parent 307f0bc778
commit 52a847a0eb
13 changed files with 244 additions and 19 deletions
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18
Libraries/LibGUI/AbstractView.h
View file

@ -29,6 +29,7 @@
#include <AK/Function.h>
#include <LibGUI/ModelSelection.h>
#include <LibGUI/ScrollableWidget.h>
#include <LibGfx/TextElision.h>
namespace GUI {
@ -68,6 +69,11 @@ public:
bool is_editable() const { return m_editable; }
void set_editable(bool editable) { m_editable = editable; }
bool is_searching() const { return !m_searching.is_null(); }
bool is_searchable() const;
void set_searchable(bool);
enum EditTrigger {
None = 0,
DoubleClicked = 1 << 0,
@ -138,13 +144,22 @@ protected:
virtual void remove_selection(const ModelIndex&);
virtual void toggle_selection(const ModelIndex&);
void draw_item_text(Gfx::Painter&, const ModelIndex&, bool, const Gfx::IntRect&, const StringView&, const Gfx::Font&, Gfx::TextAlignment, Gfx::TextElision);
virtual void did_scroll() override;
void set_hovered_index(const ModelIndex&);
void activate(const ModelIndex&);
void activate_selected();
void update_edit_widget_position();
StringView searching() const { return m_searching; }
void cancel_searching();
void start_searching_timer();
void do_search(String&&);
bool is_highlighting_searching(const ModelIndex&) const;
bool m_editable { false };
bool m_searchable { true };
ModelIndex m_edit_index;
RefPtr<Widget> m_edit_widget;
Gfx::IntRect m_edit_widget_content_rect;
@ -154,6 +169,7 @@ protected:
bool m_might_drag { false };
ModelIndex m_hovered_index;
ModelIndex m_highlighted_search_index;
int m_key_column { -1 };
SortOrder m_sort_order;
@ -161,6 +177,8 @@ protected:
private:
RefPtr<Model> m_model;
ModelSelection m_selection;
String m_searching;
RefPtr<Core::Timer> m_searching_timer;
ModelIndex m_cursor_index;
unsigned m_edit_triggers { EditTrigger::DoubleClicked | EditTrigger::EditKeyPressed };
bool m_activates_on_selection { false };