From 88ad7366a3eb6bc73bc99078ae13302099b76f09 Mon Sep 17 00:00:00 2001 From: Bent Bisballe Nyeng Date: Mon, 26 Oct 2015 19:48:30 +0100 Subject: Refactored LineEdit and FileBrowser. Renamed all KEY_XYZ event types to KeyXyz. --- plugingui/lineedit.cc | 410 ++++++++++++++++++++++++++++---------------------- 1 file changed, 231 insertions(+), 179 deletions(-) (limited to 'plugingui/lineedit.cc') diff --git a/plugingui/lineedit.cc b/plugingui/lineedit.cc index 17d62bb..9c2420c 100644 --- a/plugingui/lineedit.cc +++ b/plugingui/lineedit.cc @@ -27,213 +27,265 @@ #include "lineedit.h" #include - -#include "window.h" - -#include - #include #define BORDER 10 -GUI::LineEdit::LineEdit(Widget *parent) - : GUI::Widget(parent) +namespace GUI { + +LineEdit::LineEdit(Widget *parent) + : Widget(parent) { - pos = 0; - offsetpos = 0; - setReadOnly(false); - - box.topLeft = new Image(":widget_tl.png"); - box.top = new Image(":widget_t.png"); - box.topRight = new Image(":widget_tr.png"); - box.left = new Image(":widget_l.png"); - box.right = new Image(":widget_r.png"); - box.bottomLeft = new Image(":widget_bl.png"); - box.bottom = new Image(":widget_b.png"); - box.bottomRight = new Image(":widget_br.png"); - box.center = new Image(":widget_c.png"); - - handler = NULL; + setReadOnly(false); + + box.topLeft = new Image(":widget_tl.png"); + box.top = new Image(":widget_t.png"); + box.topRight = new Image(":widget_tr.png"); + box.left = new Image(":widget_l.png"); + box.right = new Image(":widget_r.png"); + box.bottomLeft = new Image(":widget_bl.png"); + box.bottom = new Image(":widget_b.png"); + box.bottomRight = new Image(":widget_br.png"); + box.center = new Image(":widget_c.png"); } -void GUI::LineEdit::registerEnterPressedHandler(void (*handler)(void *), void *ptr) +LineEdit::~LineEdit() { - this->handler = handler; - this->ptr = ptr; + delete box.topLeft; + delete box.top; + delete box.topRight; + delete box.left; + delete box.right; + delete box.bottomLeft; + delete box.bottom; + delete box.bottomRight; + delete box.center; } -void GUI::LineEdit::setReadOnly(bool ro) +void LineEdit::setReadOnly(bool ro) { - readonly = ro; + readonly = ro; } -bool GUI::LineEdit::readOnly() +bool LineEdit::readOnly() { - return readonly; + return readonly; } -void GUI::LineEdit::setText(std::string text) +void LineEdit::setText(const std::string& text) { - _text = text; - pos = text.size(); - - repaintEvent(NULL); - textChanged(); + _text = text; + pos = text.size(); + + visibleText = _text; + offsetPos = 0; + + repaintEvent(nullptr); + textChanged(); } -std::string GUI::LineEdit::text() +std::string LineEdit::text() { - return _text; + return _text; } -void GUI::LineEdit::buttonEvent(ButtonEvent *e) +void LineEdit::buttonEvent(ButtonEvent *buttonEvent) { - if(readOnly()) return; - - - if(e->direction == ButtonEvent::Down) { - for(int i = 0; i < (int)_visibletext.length(); i++) { - if(e->x < (int)(font.textWidth(_visibletext.substr(0, i)) + BORDER)) { - pos = i + offsetpos; - break; - } - } - repaintEvent(NULL); - } + if(readOnly()) + { + return; + } + + if(buttonEvent->direction == ButtonEvent::Down) + { + for(int i = 0; i < (int)visibleText.length(); ++i) + { + int textWidth = font.textWidth(visibleText.substr(0, i)); + if(buttonEvent->x < (textWidth + BORDER)) + { + pos = i + offsetPos; + break; + } + } + repaintEvent(nullptr); + } } -void GUI::LineEdit::keyEvent(GUI::KeyEvent *e) +void LineEdit::keyEvent(KeyEvent *keyEvent) { - if(readOnly()) return; - - bool change = false; - - if(e->direction == KeyEvent::Up) { - - if(e->keycode == GUI::KeyEvent::KEY_LEFT) { - if(pos) pos--; - if(offsetpos >= pos) walkstate = WALK_LEFT; - - } else if(e->keycode == GUI::KeyEvent::KEY_HOME) { - pos = 0; - - } else if(e->keycode == GUI::KeyEvent::KEY_END) { - pos = _text.length(); - - } else if(e->keycode == GUI::KeyEvent::KEY_RIGHT) { - if(pos < _text.length()) pos++; - if(offsetpos + _visibletext.length() <= pos && - pos < _text.length()) walkstate = WALK_RIGHT; - - } else if(e->keycode == GUI::KeyEvent::KEY_DELETE) { - if(pos < _text.length()) { - std::string t = _text.substr(0, pos); - t += _text.substr(pos + 1, std::string::npos); - _text = t; - change = true; - } - - } else if(e->keycode == GUI::KeyEvent::KEY_BACKSPACE) { - if(pos > 0) { - std::string t = _text.substr(0, pos - 1); - t += _text.substr(pos, std::string::npos); - _text = t; - pos--; - change = true; - } - - } else if(e->keycode == GUI::KeyEvent::KEY_CHARACTER) { - std::string pre = _text.substr(0, pos); - std::string post = _text.substr(pos, std::string::npos); - _text = pre + e->text + post; - change = true; - pos++; - - } else if(e->keycode == GUI::KeyEvent::KEY_ENTER) { - if(handler) handler(ptr); - } - repaintEvent(NULL); - } - - if(change) textChanged(); + if(readOnly()) + { + return; + } + + bool change = false; + + if(keyEvent->direction == KeyEvent::Up) + { + switch(keyEvent->keycode) { + case KeyEvent::KeyLeft: + if(pos) + { + pos--; + } + if(offsetPos >= pos) + { + walkstate = WalkLeft; + } + break; + + case KeyEvent::KeyHome: + pos = 0; + visibleText = _text; + offsetPos = 0; + break; + + case KeyEvent::KeyEnd: + pos = _text.length(); + visibleText = _text; + offsetPos = 0; + break; + + case KeyEvent::KeyRight: + if(pos < _text.length()) + { + pos++; + } + if((pos < _text.length()) && ((offsetPos + visibleText.length()) <= pos)) + { + walkstate = WalkRight; + } + break; + + case KeyEvent::KeyDelete: + if(pos < _text.length()) + { + std::string t = _text.substr(0, pos); + t += _text.substr(pos + 1, std::string::npos); + _text = t; + change = true; + } + break; + + case KeyEvent::KeyBackspace: + if(pos > 0) + { + std::string t = _text.substr(0, pos - 1); + t += _text.substr(pos, std::string::npos); + _text = t; + pos--; + change = true; + } + break; + + case KeyEvent::KeyCharacter: + { + std::string pre = _text.substr(0, pos); + std::string post = _text.substr(pos, std::string::npos); + _text = pre + keyEvent->text + post; + change = true; + pos++; + } + break; + + case KeyEvent::KeyEnter: + enterPressedNotifier(); + break; + + default: + break; + } + + repaintEvent(nullptr); + } + + if(change) + { + textChanged(); + } } -void GUI::LineEdit::repaintEvent(GUI::RepaintEvent *e) +void LineEdit::repaintEvent(RepaintEvent *repaintEvent) { - Painter p(this); - - p.clear(); - - int w = width(); - int h = height(); - if(w == 0 || h == 0) return; - p.drawBox(0, 0, &box, w, h); - - p.setColour(GUI::Colour(183.0/255.0, 219.0/255.0 , 255.0/255.0, 1)); - - if(walkstate == WALK_LEFT) { - _visibletext = _text.substr(pos, std::string::npos); - offsetpos = pos; - } - else if(walkstate == WALK_RIGHT) { - int d = (offsetpos < _text.length()) ? 1 : 0; - _visibletext = _text.substr(offsetpos + d); - offsetpos = offsetpos + d; - } - else { - _visibletext = _text; - offsetpos = 0; - } - while(true) { - int textwidth = font.textWidth(_visibletext); - if(textwidth > w - BORDER - 4 + 3) { - if(walkstate == WALK_LEFT) { - _visibletext = _visibletext.substr(0, _visibletext.length()-1); - } - else if(walkstate == WALK_RIGHT) { - _visibletext = _visibletext.substr(0, _visibletext.length()-1); - } - else { - if(offsetpos < pos) { - _visibletext = _visibletext.substr(1); - offsetpos++; - } - else { - _visibletext = _visibletext.substr(0, _visibletext.length() - 1); - } - } - } - else { - break; - } - } - - walkstate = NOOP; - - p.drawText(BORDER - 4 + 3, height()/2+5 + 1 + 1 + 1, font, _visibletext); - - if(readOnly()) return; - - if(hasKeyboardFocus()) { - size_t px = font.textWidth(_visibletext.substr(0, pos - offsetpos)); - p.drawLine(px + BORDER - 1 - 4 + 3, 6, - px + BORDER - 1 - 4 + 3, height() - 7); - } + Painter p(this); + + p.clear(); + + int w = width(); + int h = height(); + if((w == 0) || (h == 0)) + { + return; + } + + p.drawBox(0, 0, &box, w, h); + + p.setColour(Colour(183.0/255.0, 219.0/255.0 , 255.0/255.0, 1)); + + switch(walkstate) { + case WalkLeft: + visibleText = _text.substr(pos, std::string::npos); + offsetPos = pos; + break; + + case WalkRight: + { + int delta = (offsetPos < _text.length()) ? 1 : 0; + visibleText = _text.substr(offsetPos + delta); + offsetPos = offsetPos + delta; + } + break; + + case Noop: + break; + } + + while(true) + { + int textWidth = font.textWidth(visibleText); + if(textWidth <= (w - BORDER - 4 + 3)) + { + break; + } + + switch(walkstate) { + case WalkLeft: + visibleText = visibleText.substr(0, visibleText.length() - 1); + break; + + case WalkRight: + visibleText = visibleText.substr(0, visibleText.length() - 1); + break; + + case Noop: + if(offsetPos < pos) + { + visibleText = visibleText.substr(1); + offsetPos++; + } + else + { + visibleText = visibleText.substr(0, visibleText.length() - 1); + } + break; + } + } + + walkstate = Noop; + + p.drawText(BORDER - 4 + 3, height() / 2 + 5 + 1 + 1 + 1, font, visibleText); + + if(readOnly()) + { + return; + } + + if(hasKeyboardFocus()) + { + size_t px = font.textWidth(visibleText.substr(0, pos - offsetPos)); + p.drawLine(px + BORDER - 1 - 4 + 3, 6, + px + BORDER - 1 - 4 + 3, height() - 7); + } } -#ifdef TEST_LINEEDIT -//Additional dependency files -//deps: -//Required cflags (autoconf vars may be used) -//cflags: -//Required link options (autoconf vars may be used) -//libs: -#include "test.h" - -TEST_BEGIN; - -// TODO: Put some testcode here (see test.h for usable macros). - -TEST_END; - -#endif/*TEST_LINEEDIT*/ +} // GUI:: -- cgit v1.2.3