61 lines
1.3 KiB
C++
61 lines
1.3 KiB
C++
#include "panelfocusmanager.h"
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#include <QDebug>
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PanelFocusManager* olive::panel_focus_manager;
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PanelFocusManager::PanelFocusManager(QObject *parent) :
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QObject(parent)
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{
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}
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PanelWidget *PanelFocusManager::CurrentlyFocused()
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{
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if (focus_history_.isEmpty()) {
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return nullptr;
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}
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return focus_history_.first();
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}
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void PanelFocusManager::FocusChanged(QWidget *old, QWidget *now)
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{
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Q_UNUSED(old)
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QObject* parent = now;
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PanelWidget* panel_cast_test;
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// Loop through widget's parent hierarchy
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while (parent != nullptr) {
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// Use dynamic_cast to test if this object is a PanelWidget
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panel_cast_test = dynamic_cast<PanelWidget*>(parent);
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if (panel_cast_test != nullptr) {
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// If so, bump this to the top of the focus history
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int panel_index = focus_history_.indexOf(panel_cast_test);
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// Force the old panel to repaint (if there is one) so it hides its border
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if (!focus_history_.isEmpty()) {
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focus_history_.first()->update();
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}
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// If it's not in the focus history, prepend it, otherwise move it
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if (panel_index == -1) {
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focus_history_.prepend(panel_cast_test);
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} else {
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focus_history_.move(panel_index, 0);
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}
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// Force the panel to repaint so it shows a border
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panel_cast_test->update();
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break;
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}
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parent = parent->parent();
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}
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}
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