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FileDiffWidget.h
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FileDiffWidget.h
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#ifndef FILEDIFFWIDGET_H
#define FILEDIFFWIDGET_H
#include <QDialog>
#include "Git.h"
#include "MainWindow.h"
namespace Ui {
class FileDiffWidget;
}
enum class ViewType {
None,
Left,
Right
};
enum class FilePreviewType {
Unknown,
Text,
Image,
};
struct TextDiffLine {
enum Type {
Unknown,
Unchanged,
Add,
Del,
} type = Unchanged;
int hunk_number = -1;
int line_number = -1;
QString mark;
QString line;
TextDiffLine()
{
}
TextDiffLine(QString const &text)
: line(text)
{
}
};
class QTableWidgetItem;
class FileDiffWidget : public QWidget
{
Q_OBJECT
friend class BigDiffWindow;
public:
struct DiffData {
struct Content {
QString id;
QString path;
QList<TextDiffLine> lines;
};
Content left;
Content right;
QStringList original_lines;
};
struct DrawData {
int v_scroll_pos = 0;
int h_scroll_pos = 0;
int char_width = 0;
int line_height = 0;
QColor bgcolor_text;
QColor bgcolor_add;
QColor bgcolor_del;
QColor bgcolor_add_dark;
QColor bgcolor_del_dark;
QColor bgcolor_gray;
QWidget *forcus = nullptr;
DrawData();
};
enum ViewStyle {
None,
SingleFile,
LeftOnly,
RightOnly,
SideBySide,
};
private:
Ui::FileDiffWidget *ui;
struct Private;
Private *pv;
struct InitParam_ {
ViewStyle view_style = ViewStyle::None;
QByteArray bytes;
Git::Diff diff;
bool uncommited = false;
QString workingdir;
};
FileDiffWidget::DiffData *diffdata();
FileDiffWidget::DiffData const *diffdata() const;
FileDiffWidget::DrawData *drawdata();
FileDiffWidget::DrawData const *drawdata() const;
ViewStyle viewstyle() const;
GitPtr git();
Git::Object cat_file(GitPtr g, const QString &id);
int totalTextLines() const
{
return diffdata()->left.lines.size();
}
int fileviewScrollPos() const
{
return drawdata()->v_scroll_pos;
}
int visibleLines() const
{
int n = 0;
if (drawdata()->line_height > 0) {
n = fileviewHeight() / drawdata()->line_height;
if (n < 1) n = 1;
}
return n;
}
void scrollTo(int value);
void resetScrollBarValue();
void updateVerticalScrollBar();
void updateHorizontalScrollBar(int headerchars);
void updateSliderCursor();
void updateControls();
int fileviewHeight() const;
QString formatLine(QString const &text);
void setDiffText(const QList<TextDiffLine> &left, const QList<TextDiffLine> &right);
void setLeftOnly(const QByteArray &ba, const Git::Diff &diff);
void setRightOnly(const QByteArray &ba, const Git::Diff &diff);
void setSideBySide(const QByteArray &ba, const Git::Diff &diff, bool uncommited, const QString &workingdir);
bool isValidID_(const QString &id);
FilePreviewType setupPreviewWidget();
void makeSideBySideDiffData(QList<TextDiffLine> *left_lines, QList<TextDiffLine> *right_lines) const;
public:
explicit FileDiffWidget(QWidget *parent = 0);
~FileDiffWidget();
void bind(MainWindow *mw);
void clearDiffView();
void setSingleFile(QByteArray const &ba, const QString &id, const QString &path);
void updateDiffView(const Git::Diff &info, bool uncommited);
void updateDiffView(QString id_left, QString id_right);
QPixmap makeDiffPixmap(ViewType side, int width, int height, const DiffData *diffdata, const FileDiffWidget::DrawData *drawdata);
void setMaximizeButtonEnabled(bool f);
private slots:
void onVerticalScrollValueChanged(int value);
void onHorizontalScrollValueChanged(int value);
void onDiffWidgetWheelScroll(int lines);
void onScrollValueChanged2(int value);
void onDiffWidgetResized();
void on_toolButton_fullscreen_clicked();
protected:
bool eventFilter(QObject *watched, QEvent *event);
signals:
void moveNextItem();
void movePreviousItem();
};
#endif // FILEDIFFWIDGET_H

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FileDiffWidget.h (3 KB)

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