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oak-editor/app/widget/nodeparamview/nodeparamviewkeyframecontrol.h
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Mike-Solar b77344b506 app: PlaybackController + playhead subscription migration (issues 0c, 1-4)
New app/playback/playbackcontroller.{h,cpp}: a lazily created
process-wide singleton whose set_playhead() forwards to
oakengine_viewer_set_playhead and re-broadcasts playhead_changed as a
plain Qt signal. Every app-side oakengine_viewer_set_playhead call site
(17 across viewer, timelinewidget, timelineview, import tool,
timebasedwidget, keyframecontrol, export dialog, mainwindow) now goes
through it.

Migrate the first four playhead subscribers off the raw C event
subscription / EngineEventBridge to the controller signal:
- TimeBasedView (issue 1)
- NodeParamViewWidgetBridge (issue 2)
- NodeParamViewKeyframeControl (issue 3)
- NodeParamViewConnectedLabel (issue 4)

Each stores a QMetaObject::Connection filtered on its viewer node and
disconnects on teardown; the viewer_sub_ members are gone. Plan docs
mark issues 0c and 1-4 as done.

Closes #30, closes #31, closes #32, closes #51, closes #52.
2026-08-05 00:01:12 +08:00

101 lines
2.5 KiB
C++

/***
Olive - Non-Linear Video Editor
Copyright (C) 2022 Olive Team
Modifications Copyright (C) 2025 mikesolar
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
***/
#ifndef OAK_NODEPARAMVIEWKEYFRAMECONTROL_H
#define OAK_NODEPARAMVIEWKEYFRAMECONTROL_H
#include <QPushButton>
#include <QWidget>
#include <cstdint>
#include "engineeventbridge.h"
#include "oakutil/oaknode.h"
#include "widget/timetarget/timetarget.h"
namespace olive
{
class NodeParamViewKeyframeControl : public QWidget, public TimeTargetObject {
Q_OBJECT
public:
NodeParamViewKeyframeControl(bool right_align, QWidget *parent = nullptr);
NodeParamViewKeyframeControl(QWidget *parent = nullptr)
: NodeParamViewKeyframeControl(true, parent)
{
}
~NodeParamViewKeyframeControl() override;
const oak::Input &get_connected_input() const
{
return input_;
}
void set_input(const oak::Input &input);
protected:
virtual void TimeTargetDisconnectEvent(OakEngineNode *v) override;
virtual void TimeTargetConnectEvent(OakEngineNode *v) override;
private:
QPushButton *create_new_tool_button(const QIcon &icon) const;
void set_buttons_enabled(bool e);
Rational get_current_time_as_node_time() const;
Rational convert_to_viewer_time(const Rational &r) const;
QPushButton *prev_key_btn_;
QPushButton *toggle_key_btn_;
QPushButton *next_key_btn_;
QPushButton *enable_key_btn_;
oak::Input input_;
EngineEventBridge *bridge_ = nullptr;
int64_t keyframe_enable_sub_ = 0;
int64_t keyframe_added_sub_ = 0;
int64_t keyframe_removed_sub_ = 0;
int64_t keyframe_time_sub_ = 0;
QMetaObject::Connection viewer_conn_;
private slots:
void show_buttons_from_keyframe_enable(bool e);
void toggle_keyframe(bool e);
void update_state();
void go_to_previous_key();
void go_to_next_key();
void keyframe_enable_btn_clicked(bool e);
void keyframe_enable_changed(const oak::Input &input, bool e);
};
}
#endif // OAK_NODEPARAMVIEWKEYFRAMECONTROL_H