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MiniDateEditor.javaAPI DocphoneME MR2 API (J2ME)18514Wed May 02 18:00:20 BST 2007javax.microedition.lcdui

MiniDateEditor

public class MiniDateEditor extends DateEditor
A utility class for editing date/time components for a DateField.

Fields Summary
protected static final int
DAY_POPUP
Constant indicating the day of the month popup, used in the process of current focus tracking inside the date editor.
protected static String[]
DAYS
Static array holding the day of the month values.
protected DEPopupLayer
dayPopup
The sub-popup layer used to select day of the month value
Constructors Summary
public MiniDateEditor(DateFieldLFImpl lf)
Create a new DateEditor layer.

param
lf The DateFieldLFImpl that triggered this date editor

        super(lf);
        timeComponentsOffset = 0;
Methods Summary
protected voiddrawDateComponents(Graphics g)
Draw the date components.

param
g The Graphics object to paint to

        
        nextX = 4;
        nextY = 0;
        
        int w = 0;
        int h = 0;
        

        g.setFont(DateEditorSkin.FONT_POPUPS);
        g.setColor(0);
        g.drawString(Resource.getString(ResourceConstants.LCDUI_DF_DATE_MINI),
                     nextX, nextY, Graphics.LEFT | Graphics.TOP);
        
        nextY = DateEditorSkin.FONT_POPUPS.getHeight() + 2;
        g.translate(nextX, nextY);
        
        if (DateEditorSkin.IMAGE_MONTH_BG != null) {
            g.drawImage(DateEditorSkin.IMAGE_TIME_BG, 0, 0,
                        Graphics.LEFT | Graphics.TOP);
            w = DateEditorSkin.IMAGE_TIME_BG.getWidth();
            h = DateEditorSkin.IMAGE_TIME_BG.getHeight();
            if (focusOn == DAY_POPUP) {
                g.setColor(DateEditorSkin.COLOR_TRAVERSE_IND);
                g.drawRect(-2, -2, w + 3, h + 3);
            }
            dayPopup.setElementSize(
                w - 4, DateEditorSkin.FONT_POPUPS.getHeight());
            dayPopup.setBounds(g.getTranslateX(),
                                 g.getTranslateY() + h,
                                 w, DateEditorSkin.HEIGHT_POPUPS);
        }
        g.setFont(DateEditorSkin.FONT_POPUPS);
        g.setColor(0);
        g.drawString(DAYS[editDate.get(Calendar.DAY_OF_MONTH) - 1],
                     3, 0, Graphics.LEFT | Graphics.TOP);               
        
        g.translate(w + 2, 0);
        
        if (DateEditorSkin.IMAGE_MONTH_BG != null) {
            g.drawImage(DateEditorSkin.IMAGE_MONTH_BG, 0, 0,
                        Graphics.LEFT | Graphics.TOP);
            w = DateEditorSkin.IMAGE_MONTH_BG.getWidth();
            h = DateEditorSkin.IMAGE_MONTH_BG.getHeight();
            if (focusOn == MONTH_POPUP) {
                g.setColor(DateEditorSkin.COLOR_TRAVERSE_IND);
                g.drawRect(-2, -2, w + 3, h + 3);
            }
            monthPopup.setElementSize(
                w - 4, DateEditorSkin.FONT_POPUPS.getHeight());
            monthPopup.setBounds(g.getTranslateX(),
                                 g.getTranslateY() + h,
                                 w, DateEditorSkin.HEIGHT_POPUPS);
        }
        g.setFont(DateEditorSkin.FONT_POPUPS);
        g.setColor(0);
        g.drawString(MONTHS[editDate.get(Calendar.MONTH)],
                     4, 0, Graphics.LEFT | Graphics.TOP);

        g.translate(w + 2, 0);
        if (DateEditorSkin.IMAGE_YEAR_BG != null) {
            g.drawImage(DateEditorSkin.IMAGE_YEAR_BG, 0, 0,
                        Graphics.LEFT | Graphics.TOP);
            w = DateEditorSkin.IMAGE_YEAR_BG.getWidth();
            h = DateEditorSkin.IMAGE_YEAR_BG.getHeight();
            if (focusOn == YEAR_POPUP) {
                g.setColor(DateEditorSkin.COLOR_TRAVERSE_IND);
                g.drawRect(-2, -2, w + 3, h + 3);
            }
            yearPopup.setElementSize(
                w - 4, DateEditorSkin.FONT_POPUPS.getHeight());
            yearPopup.setBounds(g.getTranslateX(),
                                 g.getTranslateY() + h,
                                 w, DateEditorSkin.HEIGHT_POPUPS);
        }

        g.setFont(DateEditorSkin.FONT_POPUPS);
        g.setColor(0);
        g.drawString(Integer.toString(editDate.get(Calendar.YEAR)),
                     4, 0, Graphics.LEFT | Graphics.TOP);
                     
        g.translate(-g.getTranslateX() + 4, -nextY);
protected voiddrawTimeComponents(Graphics g)
Draw the time components.

param
g The Graphics object to paint to

        nextX = 4;
        nextY = (mode == DateField.DATE_TIME) ? 33 : 0;
        
        g.setFont(DateEditorSkin.FONT_POPUPS);
        g.setColor(0);
        g.drawString(Resource.getString(ResourceConstants.LCDUI_DF_TIME_MINI),
                     nextX, nextY, Graphics.LEFT | Graphics.TOP);

        nextY += DateEditorSkin.FONT_POPUPS.getHeight();
        
        int w = 0;
        int h = 0;
                
        g.translate(nextX, nextY);
        
        if (DateEditorSkin.IMAGE_TIME_BG != null) {
            g.drawImage(DateEditorSkin.IMAGE_TIME_BG, 0, 0,
                        Graphics.LEFT | Graphics.TOP);
            w = DateEditorSkin.IMAGE_TIME_BG.getWidth();
            h = DateEditorSkin.IMAGE_TIME_BG.getHeight();
            if (focusOn == HOURS_POPUP) {
                g.setColor(DateEditorSkin.COLOR_TRAVERSE_IND);
                g.drawRect(-2, -2, w + 3, h + 3);
            }
            hoursPopup.setElementSize(
                w - 4, DateEditorSkin.FONT_POPUPS.getHeight());
            hoursPopup.setBounds(g.getTranslateX(),
                                 g.getTranslateY() + h,
                                 w, DateEditorSkin.HEIGHT_POPUPS);
        }

        g.setFont(DateEditorSkin.FONT_POPUPS);
        g.setColor(0);
        g.drawString(Integer.toString(HOURS[hoursPopup.getSelectedIndex()]), 
                     3, 0, Graphics.LEFT | Graphics.TOP);

        g.translate(w + 2, 0);        
        if (DateEditorSkin.IMAGE_TIME_BG != null) {
            g.drawImage(DateEditorSkin.IMAGE_TIME_BG, 0, 0,
                        Graphics.LEFT | Graphics.TOP);
            w = DateEditorSkin.IMAGE_TIME_BG.getWidth();
            h = DateEditorSkin.IMAGE_TIME_BG.getHeight();
            if (focusOn == MINUTES_POPUP) {
                g.setColor(DateEditorSkin.COLOR_TRAVERSE_IND);
                g.drawRect(-2, -2, w + 3, h + 3);
            }
            minutesPopup.setElementSize(
                w - 4, DateEditorSkin.FONT_POPUPS.getHeight());
            minutesPopup.setBounds(g.getTranslateX(),
                                   g.getTranslateY() + h,
                                   w, DateEditorSkin.HEIGHT_POPUPS);
        }

        g.setFont(DateEditorSkin.FONT_POPUPS);
        g.setColor(0);
        g.drawString(DateFieldLFImpl.twoDigits(editDate.get(Calendar.MINUTE)),
                     3, 0, Graphics.LEFT | Graphics.TOP);
                     
        g.translate(w + 2, 0);
        
        nextX = (mode == DateField.TIME) ? 15 : 0;
        nextY = 45;

        g.translate(-g.getTranslateX(), 20);
        g.translate(10, 0);
        paintAmPm(g);
voidhideAllPopups()
Hide all sub-popups triggered by this date editor. Overridden from parent class to close additional 'day of the month' popup.

        synchronized (Display.LCDUILock) {
            ScreenLFImpl sLF = (ScreenLFImpl)lf.df.owner.getLF();
            Display d = sLF.lGetCurrentDisplay();
            if (d != null) {
                d.hidePopup(dayPopup);
                d.hidePopup(monthPopup);
                d.hidePopup(yearPopup);
                d.hidePopup(hoursPopup);
                d.hidePopup(minutesPopup);
            }
        } // synchronized
protected voidpaintAmPm(Graphics g)
Paint the am/pm indicators.

param
g The graphics context to paint to

        int clockStartX, clockStartY;

        if (!lf.CLOCK_USES_AM_PM) {
            clockStartY = 9;
        } else {
            // paint AM
            if (DateEditorSkin.IMAGE_RADIO != null) {
                g.drawImage((amSelected) ? 
                            DateEditorSkin.IMAGE_RADIO[1] : 
                            DateEditorSkin.IMAGE_RADIO[0],
                            0, 0, Graphics.LEFT | Graphics.TOP);
                
                if ((focusOn == AM_PM) && (amHilighted)) {
                    g.setColor(DateEditorSkin.COLOR_TRAVERSE_IND);
                    g.drawRect(0, 0, 
                               DateEditorSkin.IMAGE_RADIO[0].getWidth(), 
                               DateEditorSkin.IMAGE_RADIO[0].getHeight());
                    g.setColor(0);
                }
                
                if (DateEditorSkin.IMAGE_AMPM != null) {
                    int w = DateEditorSkin.IMAGE_AMPM.getWidth() / 2;
                    g.drawRegion(DateEditorSkin.IMAGE_AMPM,
                                 0, 0, 
                                 w, DateEditorSkin.IMAGE_AMPM.getHeight(),
                                 Sprite.TRANS_NONE,
                                 DateEditorSkin.IMAGE_RADIO[0].getWidth(), 
                                 (DateEditorSkin.IMAGE_RADIO[0].getHeight()/2),
                                 Graphics.VCENTER | Graphics.LEFT);
                }
            }
            
            g.translate(35, 0);
            // paint PM
            if (DateEditorSkin.IMAGE_RADIO != null) {
                g.drawImage((amSelected) ?
                            DateEditorSkin.IMAGE_RADIO[0] : 
                            DateEditorSkin.IMAGE_RADIO[1],
                            0, 0, Graphics.LEFT | Graphics.TOP);
                
                if ((focusOn == AM_PM) && (!amHilighted)) {
                    g.setColor(DateEditorSkin.COLOR_TRAVERSE_IND);
                    g.drawRect(0, 0, 
                               DateEditorSkin.IMAGE_RADIO[0].getWidth(), 
                               DateEditorSkin.IMAGE_RADIO[0].getHeight());
                    g.setColor(0);
                }
                
                if (DateEditorSkin.IMAGE_AMPM != null) {
                    int w = DateEditorSkin.IMAGE_AMPM.getWidth() / 2;
                    g.drawRegion(DateEditorSkin.IMAGE_AMPM,
                                 (DateEditorSkin.IMAGE_AMPM.getWidth() / 2), 0, 
                                 w, DateEditorSkin.IMAGE_AMPM.getHeight(),
                                 Sprite.TRANS_NONE,
                                 DateEditorSkin.IMAGE_RADIO[0].getWidth(), 
                                 (DateEditorSkin.IMAGE_RADIO[0].getHeight()/2),
                                 Graphics.VCENTER | Graphics.LEFT);
                }
            }
            g.translate(-35, 0);
            clockStartY = 22;
        }
protected voidpopulateDateComponents()
Populate the date components.

        super.populateDateComponents();
        
        // populate DAYS[]
        int daysInMonth = daysInMonth(
            editDate.get(Calendar.MONTH), editDate.get(Calendar.YEAR));
        DAYS = new String[daysInMonth];
        for (int i = 1; i <= daysInMonth; i++) {
            DAYS[i - 1] = Integer.toString(i);
        }
        dayPopup = new DEPopupLayer(this, DAYS, 
            editDate.get(Calendar.DAY_OF_MONTH) - 1, true);
protected booleanselectFired()
Called when select key is fired, to take further action on it, based on where the focus is on the date editor.

return
true if key was handled, false otherwise

        boolean done = false;
        ScreenLFImpl sLF = (ScreenLFImpl)lf.df.owner.getLF();
        switch (focusOn) {
            case DAY_POPUP:
                if (!dayPopup.open) {
                    sLF.lGetCurrentDisplay().showPopup(dayPopup);
                    dayPopup.open = !dayPopup.open;
                    done = true;
                } else {
                    dayPopup.open = !dayPopup.open;
                    int day = dayPopup.getSelectedIndex();                    
                    editDate.set(Calendar.DAY_OF_MONTH, day + 1);
                    sLF.lGetCurrentDisplay().hidePopup(dayPopup);
                }
                break;
            default:
                return super.selectFired();
        }
        return done;
voidshow()

        super.show();

        switch (mode) {
            case DateField.DATE:
            case DateField.DATE_TIME:
                focusOn = DAY_POPUP;                
                break;
        }
protected booleantraverseAmPm(int code)
Handle internal traversal between the am/pm indicators.

param
code the code of this key event
return
true if internal traversal occurred, false otherwise

        boolean traverse = false;
        switch (code) {
        case Constants.KEYCODE_UP:
            focusOn = HOURS_POPUP;
            traverse = true;
            break;
        case Constants.KEYCODE_LEFT:
            if (amHilighted) {
                if (mode == DateField.DATE_TIME) {
                    focusOn = YEAR_POPUP;
                    traverse = true;
                }
            } else {
                amHilighted = true;
                traverse = true;
            }
            break;
        case Constants.KEYCODE_RIGHT:
            if (amHilighted) {
                amHilighted = false;
                traverse = true;
            }
            break;
        default:
            // no-op
            break;
        }
        return traverse;
protected booleantraverseEditor(int code)
Handles internal traversal within the date editor.

param
code the code of this key event
return
true always, since popup layers swallow all events

        // handle internal traversal
        switch (focusOn) {
        case DAY_POPUP: 
            switch (code) {
            case Constants.KEYCODE_RIGHT:
                focusOn = MONTH_POPUP;
                 break;
            case Constants.KEYCODE_DOWN:
                if (mode == DateField.DATE_TIME) {
                    focusOn = HOURS_POPUP;
                }
                break;
            default:
                break;
            }
            break;
        case MONTH_POPUP:
            switch (code) {
            case Constants.KEYCODE_RIGHT:
                focusOn = YEAR_POPUP;
                break;
            case Constants.KEYCODE_LEFT:
                focusOn = DAY_POPUP;
                break;
            case Constants.KEYCODE_DOWN:
                if (mode == DateField.DATE_TIME) {
                    focusOn = MINUTES_POPUP;
                }
            default:
                // no-op
                break;
            }
            break;
        case YEAR_POPUP:
           switch (code) {
            case Constants.KEYCODE_LEFT:
                focusOn = MONTH_POPUP;
                break;
            case Constants.KEYCODE_RIGHT:
                if (mode == DateField.DATE_TIME) {
                    focusOn = HOURS_POPUP;
                }
                break;
            default:
                // no-op
                break;
            }
            break;
        case HOURS_POPUP:
            switch (code) {
            case Constants.KEYCODE_UP:
                if (mode == DateField.DATE_TIME) {
                    focusOn = DAY_POPUP;
                }
                break;
            case Constants.KEYCODE_DOWN:
                focusOn = AM_PM;
                break;
            case Constants.KEYCODE_LEFT:
                if (mode == DateField.DATE_TIME) {
                    focusOn = YEAR_POPUP;
                }
                break;
            case Constants.KEYCODE_RIGHT:
                focusOn = MINUTES_POPUP;
                break;
            default:
                // no-op
                break;
            }
            break;
        case MINUTES_POPUP:
            switch (code) {
            case Constants.KEYCODE_UP:
                if (mode == DateField.DATE_TIME) {
                    focusOn = MONTH_POPUP;
                }
                break;
            case Constants.KEYCODE_DOWN:
                focusOn = AM_PM;
                break;            
            case Constants.KEYCODE_LEFT:
                focusOn = HOURS_POPUP;
                break;
            default:
                // no-op
                break;
            }
            break;
        case AM_PM:
            traverseAmPm(code);
            break;
        default:
            Logging.report(Logging.ERROR, LogChannels.LC_HIGHUI,
                           "DateEditor.traverseEditor(), focusOn=" +focusOn);
            break;
        }
        return true;