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Initial Arduino IDE based on Processing.
This commit is contained in:
David A. Mellis
389
app/EditorHeader.java
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389
app/EditorHeader.java
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/* -*- mode: jde; c-basic-offset: 2; indent-tabs-mode: nil -*- */
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/*
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Part of the Processing project - http://processing.org
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Copyright (c) 2004-05 Ben Fry and Casey Reas
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Copyright (c) 2001-04 Massachusetts Institute of Technology
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software Foundation,
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Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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package processing.app;
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import java.awt.*;
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import java.awt.event.*;
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import java.io.*;
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import javax.swing.*;
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import javax.swing.event.*;
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/**
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* Sketch tabs at the top of the editor window.
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*/
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public class EditorHeader extends JComponent {
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static Color backgroundColor;
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static Color textColor[] = new Color[2];
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Editor editor;
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int tabLeft[];
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int tabRight[];
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Font font;
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FontMetrics metrics;
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int fontAscent;
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JMenu menu;
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JPopupMenu popup;
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JMenuItem hideItem;
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int menuLeft;
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int menuRight;
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//
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static final String STATUS[] = { "unsel", "sel" };
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static final int UNSELECTED = 0;
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static final int SELECTED = 1;
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static final String WHERE[] = { "left", "mid", "right", "menu" };
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static final int LEFT = 0;
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static final int MIDDLE = 1;
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static final int RIGHT = 2;
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static final int MENU = 3;
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static final int PIECE_WIDTH = 4;
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Image[][] pieces;
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//
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Image offscreen;
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int sizeW, sizeH;
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int imageW, imageH;
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public EditorHeader(Editor eddie) {
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this.editor = eddie; // weird name for listener
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pieces = new Image[STATUS.length][WHERE.length];
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for (int i = 0; i < STATUS.length; i++) {
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for (int j = 0; j < WHERE.length; j++) {
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pieces[i][j] = Base.getImage("tab-" + STATUS[i] + "-" +
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WHERE[j] + ".gif", this);
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}
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}
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if (backgroundColor == null) {
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backgroundColor =
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Preferences.getColor("header.bgcolor");
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textColor[SELECTED] =
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Preferences.getColor("header.text.selected.color");
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textColor[UNSELECTED] =
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Preferences.getColor("header.text.unselected.color");
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}
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addMouseListener(new MouseAdapter() {
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public void mousePressed(MouseEvent e) {
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int x = e.getX();
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int y = e.getY();
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if ((x > menuLeft) && (x < menuRight)) {
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popup.show(EditorHeader.this, x, y);
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} else {
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for (int i = 0; i < editor.sketch.codeCount; i++) {
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if ((x > tabLeft[i]) && (x < tabRight[i])) {
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editor.sketch.setCurrent(i);
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repaint();
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}
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}
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}
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}
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});
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}
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public void paintComponent(Graphics screen) {
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if (screen == null) return;
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Sketch sketch = editor.sketch;
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if (sketch == null) return; // ??
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Dimension size = getSize();
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if ((size.width != sizeW) || (size.height != sizeH)) {
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// component has been resized
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if ((size.width > imageW) || (size.height > imageH)) {
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// nix the image and recreate, it's too small
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offscreen = null;
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} else {
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// who cares, just resize
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sizeW = size.width;
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sizeH = size.height;
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//userLeft = 0; // reset
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}
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}
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if (offscreen == null) {
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sizeW = size.width;
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sizeH = size.height;
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imageW = sizeW;
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imageH = sizeH;
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offscreen = createImage(imageW, imageH);
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}
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Graphics g = offscreen.getGraphics();
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if (font == null) {
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font = Preferences.getFont("header.text.font");
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}
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g.setFont(font); // need to set this each time through
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metrics = g.getFontMetrics();
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fontAscent = metrics.getAscent();
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//}
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//Graphics2D g2 = (Graphics2D) g;
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//g2.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING,
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// RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
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// set the background for the offscreen
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g.setColor(backgroundColor);
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g.fillRect(0, 0, imageW, imageH);
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if ((tabLeft == null) ||
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(tabLeft.length < sketch.codeCount)) {
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tabLeft = new int[sketch.codeCount];
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tabRight = new int[sketch.codeCount];
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}
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// disable hide on the first tab
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hideItem.setEnabled(sketch.current != sketch.code[0]);
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//int x = 0; //Preferences.GUI_SMALL;
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//int x = (Base.platform == Base.MACOSX) ? 0 : 1;
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int x = 6; // offset from left edge of the component
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for (int i = 0; i < sketch.codeCount; i++) {
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SketchCode code = sketch.code[i];
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String codeName = (code.flavor == Sketch.PDE) ?
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code.name : code.file.getName();
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// if modified, add the li'l glyph next to the name
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String text = " " + codeName + (code.modified ? " \u00A7" : " ");
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//int textWidth = metrics.stringWidth(text);
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Graphics2D g2 = (Graphics2D) g;
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int textWidth = (int)
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font.getStringBounds(text, g2.getFontRenderContext()).getWidth();
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int pieceCount = 2 + (textWidth / PIECE_WIDTH);
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int pieceWidth = pieceCount * PIECE_WIDTH;
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int state = (code == sketch.current) ? SELECTED : UNSELECTED;
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g.drawImage(pieces[state][LEFT], x, 0, null);
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x += PIECE_WIDTH;
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int contentLeft = x;
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tabLeft[i] = x;
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for (int j = 0; j < pieceCount; j++) {
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g.drawImage(pieces[state][MIDDLE], x, 0, null);
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x += PIECE_WIDTH;
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}
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tabRight[i] = x;
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int textLeft = contentLeft + (pieceWidth - textWidth) / 2;
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g.setColor(textColor[state]);
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int baseline = (sizeH + fontAscent) / 2;
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//g.drawString(sketch.code[i].name, textLeft, baseline);
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g.drawString(text, textLeft, baseline);
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g.drawImage(pieces[state][RIGHT], x, 0, null);
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x += PIECE_WIDTH - 1; // overlap by 1 pixel
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}
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menuLeft = sizeW - (16 + pieces[0][MENU].getWidth(this));
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menuRight = sizeW - 16;
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// draw the dropdown menu target
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g.drawImage(pieces[popup.isVisible() ? SELECTED : UNSELECTED][MENU],
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menuLeft, 0, null);
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screen.drawImage(offscreen, 0, 0, null);
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}
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/**
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* Called when a new sketch is opened.
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*/
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public void rebuild() {
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//System.out.println("rebuilding editor header");
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rebuildMenu();
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repaint();
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}
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public void rebuildMenu() {
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if (menu != null) {
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menu.removeAll();
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} else {
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menu = new JMenu();
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popup = menu.getPopupMenu();
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add(popup);
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popup.addPopupMenuListener(new PopupMenuListener() {
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public void popupMenuCanceled(PopupMenuEvent e) {
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// on redraw, the isVisible() will get checked.
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// actually, a repaint may be fired anyway, so this
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// may be redundant.
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repaint();
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}
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public void popupMenuWillBecomeInvisible(PopupMenuEvent e) { }
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public void popupMenuWillBecomeVisible(PopupMenuEvent e) { }
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});
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}
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JMenuItem item;
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// maybe this shouldn't have a command key anyways..
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// since we're not trying to make this a full ide..
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//item = Editor.newJMenuItem("New", 'T');
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/*
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item = Editor.newJMenuItem("Previous", KeyEvent.VK_PAGE_UP);
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item.addActionListener(new ActionListener() {
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public void actionPerformed(ActionEvent e) {
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System.out.println("prev");
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}
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});
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if (editor.sketch != null) {
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item.setEnabled(editor.sketch.codeCount > 1);
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}
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menu.add(item);
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item = Editor.newJMenuItem("Next", KeyEvent.VK_PAGE_DOWN);
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item.addActionListener(new ActionListener() {
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public void actionPerformed(ActionEvent e) {
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System.out.println("ext");
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}
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});
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if (editor.sketch != null) {
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item.setEnabled(editor.sketch.codeCount > 1);
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}
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menu.add(item);
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menu.addSeparator();
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*/
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item = new JMenuItem("New Tab");
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item.addActionListener(new ActionListener() {
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public void actionPerformed(ActionEvent e) {
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editor.sketch.newCode();
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}
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});
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menu.add(item);
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item = new JMenuItem("Rename");
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item.addActionListener(new ActionListener() {
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public void actionPerformed(ActionEvent e) {
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editor.sketch.renameCode();
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if (editor.sketch.current == editor.sketch.code[0]) {
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editor.sketchbook.rebuildMenus();
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}
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}
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});
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menu.add(item);
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item = new JMenuItem("Delete");
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item.addActionListener(new ActionListener() {
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public void actionPerformed(ActionEvent e) {
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editor.sketch.deleteCode();
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}
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});
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menu.add(item);
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item = new JMenuItem("Hide");
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item.addActionListener(new ActionListener() {
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public void actionPerformed(ActionEvent e) {
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editor.sketch.hideCode();
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}
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});
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menu.add(item);
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hideItem = item;
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JMenu unhide = new JMenu("Unhide");
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ActionListener unhideListener = new ActionListener() {
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public void actionPerformed(ActionEvent e) {
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String which = (String) e.getActionCommand();
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editor.sketch.unhideCode(which);
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rebuildMenu();
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}
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};
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Sketch sketch = editor.sketch;
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if (sketch != null) {
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for (int i = 0; i < sketch.hiddenCount; i++) {
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item = new JMenuItem(sketch.hidden[i].name);
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item.setActionCommand(sketch.hidden[i].name);
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item.addActionListener(unhideListener);
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unhide.add(item);
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}
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}
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if (unhide.getItemCount() == 0) {
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unhide.setEnabled(false);
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}
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menu.add(unhide);
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if (sketch != null) {
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menu.addSeparator();
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ActionListener jumpListener = new ActionListener() {
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public void actionPerformed(ActionEvent e) {
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editor.sketch.setCurrent(e.getActionCommand());
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}
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};
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for (int i = 0; i < sketch.codeCount; i++) {
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item = new JMenuItem(sketch.code[i].name);
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item.addActionListener(jumpListener);
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menu.add(item);
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}
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}
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}
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public void deselectMenu() {
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repaint();
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}
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public Dimension getPreferredSize() {
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return getMinimumSize();
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}
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public Dimension getMinimumSize() {
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if (Base.isMacOS()) {
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return new Dimension(300, Preferences.GRID_SIZE);
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}
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return new Dimension(300, Preferences.GRID_SIZE - 1);
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}
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public Dimension getMaximumSize() {
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if (Base.isMacOS()) {
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return new Dimension(3000, Preferences.GRID_SIZE);
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}
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return new Dimension(3000, Preferences.GRID_SIZE - 1);
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}
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}
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