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feat(gui): add zoom in/out actions (#1403)

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Skylot 2022-03-11 13:59:00 +00:00
parent 95c75bed1e
commit 9a67b19973
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5 changed files with 107 additions and 0 deletions
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3
jadx-gui/src/main/java/jadx/gui/ui/codearea/AbstractCodeArea.java
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@ -40,6 +40,7 @@ import jadx.gui.utils.DefaultPopupMenuListener;
import jadx.gui.utils.JumpPosition;
import jadx.gui.utils.NLS;
import jadx.gui.utils.UiUtils;
import jadx.gui.utils.ui.ZoomActions;
public abstract class AbstractCodeArea extends RSyntaxTextArea {
private static final long serialVersionUID = -3980354865216031972L;
@ -67,6 +68,8 @@ public abstract class AbstractCodeArea extends RSyntaxTextArea {
addCaretActions();
addFastCopyAction();
ZoomActions.register(this, settings, this::loadSettings);
}
private void addWrapLineMenuAction(JadxSettings settings) {

3
jadx-gui/src/main/java/jadx/gui/ui/panel/HtmlPanel.java
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@ -11,6 +11,7 @@ import javax.swing.JScrollPane;
import jadx.gui.settings.JadxSettings;
import jadx.gui.treemodel.JNode;
import jadx.gui.ui.TabbedPane;
import jadx.gui.utils.ui.ZoomActions;
public final class HtmlPanel extends ContentPanel {
private static final long serialVersionUID = -6251262855835426245L;
@ -27,6 +28,8 @@ public final class HtmlPanel extends ContentPanel {
textArea.setEditable(false);
JScrollPane sp = new JScrollPane(textArea);
add(sp);
ZoomActions.register(textArea, panel.getMainWindow().getSettings(), this::loadSettings);
}
@Override

3
jadx-gui/src/main/java/jadx/gui/utils/FontUtils.java
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@ -42,6 +42,9 @@ public class FontUtils {
}
public static String convertToStr(Font font) {
if (font.getSize() < 1) {
throw new JadxRuntimeException("Bad font size: " + font.getSize());
}
return font.getFontName()
+ '/' + convertFontStyleToString(font.getStyle())
+ '/' + font.getSize();

20
jadx-gui/src/main/java/jadx/gui/utils/ui/ActionHandler.java Normal file
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@ -0,0 +1,20 @@
package jadx.gui.utils.ui;
import java.awt.event.ActionEvent;
import java.util.function.Consumer;
import javax.swing.AbstractAction;
public class ActionHandler extends AbstractAction {
private final Consumer<ActionEvent> consumer;
public ActionHandler(Consumer<ActionEvent> consumer) {
this.consumer = consumer;
}
@Override
public void actionPerformed(ActionEvent e) {
consumer.accept(e);
}
}

78
jadx-gui/src/main/java/jadx/gui/utils/ui/ZoomActions.java Normal file
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@ -0,0 +1,78 @@
package jadx.gui.utils.ui;
import java.awt.Container;
import java.awt.Font;
import java.awt.event.KeyEvent;
import javax.swing.ActionMap;
import javax.swing.InputMap;
import javax.swing.JComponent;
import javax.swing.KeyStroke;
import jadx.gui.settings.JadxSettings;
import jadx.gui.utils.UiUtils;
public class ZoomActions {
private final JComponent component;
private final JadxSettings settings;
private final Runnable update;
public static void register(JComponent component, JadxSettings settings, Runnable update) {
ZoomActions actions = new ZoomActions(component, settings, update);
actions.register();
}
private ZoomActions(JComponent component, JadxSettings settings, Runnable update) {
this.component = component;
this.settings = settings;
this.update = update;
}
private void register() {
String zoomIn = "TextZoomIn";
String zoomOut = "TextZoomOut";
int ctrlButton = UiUtils.ctrlButton();
InputMap inputMap = component.getInputMap();
inputMap.put(KeyStroke.getKeyStroke(KeyEvent.VK_PLUS, ctrlButton), zoomIn);
inputMap.put(KeyStroke.getKeyStroke(KeyEvent.VK_EQUALS, ctrlButton), zoomIn);
inputMap.put(KeyStroke.getKeyStroke(KeyEvent.VK_ADD, ctrlButton), zoomIn);
inputMap.put(KeyStroke.getKeyStroke(KeyEvent.VK_MINUS, ctrlButton), zoomOut);
inputMap.put(KeyStroke.getKeyStroke(KeyEvent.VK_SUBTRACT, ctrlButton), zoomOut);
ActionMap actionMap = component.getActionMap();
actionMap.put(zoomIn, new ActionHandler(e -> textZoom(1)));
actionMap.put(zoomOut, new ActionHandler(e -> textZoom(-1)));
component.addMouseWheelListener(e -> {
if (e.getModifiersEx() == UiUtils.ctrlButton()) {
textZoom(e.getWheelRotation() < 0 ? 1 : -1);
e.consume();
} else {
// pass event to parent component, needed for scroll in JScrollPane
Container parent = component.getParent();
if (parent != null) {
parent.dispatchEvent(e);
}
}
});
}
private void textZoom(int change) {
Font font = settings.getFont();
if (component.getFont().equals(font)) {
settings.setFont(changeFontSize(font, change));
} else {
settings.setSmaliFont(changeFontSize(settings.getSmaliFont(), change));
}
settings.sync();
update.run();
}
private Font changeFontSize(Font font, int change) {
float newSize = font.getSize() + change;
if (newSize < 2) {
// ignore change
return font;
}
return font.deriveFont(newSize);
}
}