author | wenzelm |
Tue, 24 Sep 2013 20:41:28 +0200 | |
changeset 53853 | e8430d668f44 |
parent 53850 | b1bc857f2422 |
child 54368 | 36dc6aa4fe87 |
permissions | -rw-r--r-- |
53783
f5e9d182f645
clarified location of GUI modules (which depend on Swing of JFX);
wenzelm
parents:
53778
diff
changeset
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/* Title: Pure/GUI/gui.scala |
53853
e8430d668f44
more quasi-generic PIDE modules (NB: Swing/JFX needs to be kept separate from non-GUI material);
wenzelm
parents:
53850
diff
changeset
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Module: PIDE-GUI |
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Author: Makarius |
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Basic GUI tools (for AWT/Swing). |
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*/ |
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package isabelle |
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import java.awt.{Image, Component, Container, Toolkit, Window, Font} |
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import java.awt.font.{TextAttribute, TransformAttribute, FontRenderContext, LineMetrics} |
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import java.awt.geom.AffineTransform |
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53778
29eaacff4078
proper layered pane at root of parent component, not global view (e.g. relevant for tooltips for detached info windows);
wenzelm
parents:
53714
diff
changeset
|
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import javax.swing.{ImageIcon, JOptionPane, UIManager, JLayeredPane, JFrame, JWindow} |
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import scala.swing.{ComboBox, TextArea, ScrollPane} |
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import scala.swing.event.SelectionChanged |
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object GUI |
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{ |
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/* Swing look-and-feel */ |
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def get_laf(): String = |
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{ |
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if (Platform.is_windows || Platform.is_macos) |
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UIManager.getSystemLookAndFeelClassName() |
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else |
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53850
b1bc857f2422
simplified default L&F -- Nimbus should be always available and GTK+ is not fully working yet;
wenzelm
parents:
53849
diff
changeset
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UIManager.getInstalledLookAndFeels().find(_.getName == "Nimbus").map(_.getClassName) |
b1bc857f2422
simplified default L&F -- Nimbus should be always available and GTK+ is not fully working yet;
wenzelm
parents:
53849
diff
changeset
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.getOrElse(UIManager.getCrossPlatformLookAndFeelClassName()) |
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} |
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def init_laf(): Unit = UIManager.setLookAndFeel(get_laf()) |
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53848
8d7029eb0c31
disable standard behaviour of Mac OS X text field (i.e. select-all after focus gain) in order to make completion work more smoothly;
wenzelm
parents:
53786
diff
changeset
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def is_macos_laf(): Boolean = |
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Platform.is_macos && |
53848
8d7029eb0c31
disable standard behaviour of Mac OS X text field (i.e. select-all after focus gain) in order to make completion work more smoothly;
wenzelm
parents:
53786
diff
changeset
|
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UIManager.getSystemLookAndFeelClassName() == UIManager.getLookAndFeel.getClass.getName |
8d7029eb0c31
disable standard behaviour of Mac OS X text field (i.e. select-all after focus gain) in order to make completion work more smoothly;
wenzelm
parents:
53786
diff
changeset
|
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/* simple dialogs */ |
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def scrollable_text(txt: String, width: Int = 60, height: Int = 20, editable: Boolean = false) |
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: ScrollPane = |
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{ |
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val text = new TextArea(txt) |
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if (width > 0) text.columns = width |
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if (height > 0 && split_lines(txt).length > height) text.rows = height |
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text.editable = editable |
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new ScrollPane(text) |
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} |
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private def simple_dialog(kind: Int, default_title: String, |
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parent: Component, title: String, message: Seq[Any]) |
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{ |
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Swing_Thread.now { |
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val java_message = message map { case x: scala.swing.Component => x.peer case x => x } |
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JOptionPane.showMessageDialog(parent, |
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java_message.toArray.asInstanceOf[Array[AnyRef]], |
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if (title == null) default_title else title, kind) |
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} |
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} |
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def dialog(parent: Component, title: String, message: Any*) = |
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simple_dialog(JOptionPane.PLAIN_MESSAGE, null, parent, title, message) |
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def warning_dialog(parent: Component, title: String, message: Any*) = |
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simple_dialog(JOptionPane.WARNING_MESSAGE, "Warning", parent, title, message) |
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def error_dialog(parent: Component, title: String, message: Any*) = |
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simple_dialog(JOptionPane.ERROR_MESSAGE, "Error", parent, title, message) |
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def confirm_dialog(parent: Component, title: String, option_type: Int, message: Any*): Int = |
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Swing_Thread.now { |
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val java_message = message map { case x: scala.swing.Component => x.peer case x => x } |
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JOptionPane.showConfirmDialog(parent, |
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java_message.toArray.asInstanceOf[Array[AnyRef]], title, |
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option_type, JOptionPane.QUESTION_MESSAGE) |
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} |
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/* zoom box */ |
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class Zoom_Box(apply_factor: Int => Unit) extends ComboBox[String]( |
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List("50%", "70%", "85%", "100%", "125%", "150%", "175%", "200%", "300%", "400%")) |
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{ |
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val Factor = "([0-9]+)%?".r |
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def parse(text: String): Int = |
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text match { |
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case Factor(s) => |
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val i = Integer.parseInt(s) |
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if (10 <= i && i <= 1000) i else 100 |
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case _ => 100 |
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} |
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def print(i: Int): String = i.toString + "%" |
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def set_item(i: Int) { |
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peer.getEditor match { |
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case null => |
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case editor => editor.setItem(print(i)) |
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} |
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} |
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makeEditable()(c => new ComboBox.BuiltInEditor(c)(text => print(parse(text)), x => x)) |
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reactions += { |
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case SelectionChanged(_) => apply_factor(parse(selection.item)) |
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} |
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listenTo(selection) |
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selection.index = 3 |
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prototypeDisplayValue = Some("00000%") |
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} |
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/* tooltip with multi-line support */ |
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def tooltip_lines(lines: List[String]): String = |
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if (lines.isEmpty) null |
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else "<html><pre>" + HTML.encode(cat_lines(lines)) + "</pre></html>" |
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/* screen resolution */ |
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def resolution_scale(): Double = Toolkit.getDefaultToolkit.getScreenResolution.toDouble / 72 |
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def resolution_scale(i: Int): Int = (i.toDouble * resolution_scale()).round.toInt |
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/* icon */ |
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def isabelle_icon(): ImageIcon = |
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53452
8181bc357dc4
more portable access to icon -- avoid Isabelle_System which is not yet initialized in bootstrap;
wenzelm
parents:
51619
diff
changeset
|
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new ImageIcon(getClass.getClassLoader.getResource("isabelle/isabelle.gif")) |
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def isabelle_image(): Image = isabelle_icon().getImage |
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/* component hierachy */ |
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def get_parent(component: Component): Option[Container] = |
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component.getParent match { |
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case null => None |
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case parent => Some(parent) |
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} |
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def ancestors(component: Component): Iterator[Container] = new Iterator[Container] { |
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private var next_elem = get_parent(component) |
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def hasNext(): Boolean = next_elem.isDefined |
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def next(): Container = |
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next_elem match { |
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case Some(parent) => |
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next_elem = get_parent(parent) |
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parent |
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case None => Iterator.empty.next() |
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} |
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} |
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def parent_window(component: Component): Option[Window] = |
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ancestors(component).collectFirst({ case x: Window => x }) |
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53778
29eaacff4078
proper layered pane at root of parent component, not global view (e.g. relevant for tooltips for detached info windows);
wenzelm
parents:
53714
diff
changeset
|
157 |
|
29eaacff4078
proper layered pane at root of parent component, not global view (e.g. relevant for tooltips for detached info windows);
wenzelm
parents:
53714
diff
changeset
|
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def layered_pane(component: Component): Option[JLayeredPane] = |
29eaacff4078
proper layered pane at root of parent component, not global view (e.g. relevant for tooltips for detached info windows);
wenzelm
parents:
53714
diff
changeset
|
159 |
parent_window(component) match { |
29eaacff4078
proper layered pane at root of parent component, not global view (e.g. relevant for tooltips for detached info windows);
wenzelm
parents:
53714
diff
changeset
|
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case Some(window: JWindow) => Some(window.getLayeredPane) |
29eaacff4078
proper layered pane at root of parent component, not global view (e.g. relevant for tooltips for detached info windows);
wenzelm
parents:
53714
diff
changeset
|
161 |
case Some(frame: JFrame) => Some(frame.getLayeredPane) |
29eaacff4078
proper layered pane at root of parent component, not global view (e.g. relevant for tooltips for detached info windows);
wenzelm
parents:
53714
diff
changeset
|
162 |
case _ => None |
29eaacff4078
proper layered pane at root of parent component, not global view (e.g. relevant for tooltips for detached info windows);
wenzelm
parents:
53714
diff
changeset
|
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} |
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/* font operations */ |
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def font_metrics(font: Font): LineMetrics = |
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font.getLineMetrics("", new FontRenderContext(null, false, false)) |
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def imitate_font(family: String, font: Font): Font = |
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{ |
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val font1 = new Font(family, font.getStyle, font.getSize) |
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font1.deriveFont(font_metrics(font).getAscent / font_metrics(font1).getAscent * font.getSize) |
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} |
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def transform_font(font: Font, transform: AffineTransform): Font = |
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{ |
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import scala.collection.JavaConversions._ |
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font.deriveFont(Map(TextAttribute.TRANSFORM -> new TransformAttribute(transform))) |
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} |
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} |
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