From b1a0139e12be5a081a608834b22744100320841a Mon Sep 17 00:00:00 2001 From: Jonas Suhr Christensen Date: Tue, 21 Oct 2014 14:55:52 +0200 Subject: Added textedit widget. --- plugingui/Makefile.am | 1 + plugingui/Makefile.am.plugingui | 1 + plugingui/textedit.cc | 170 ++++++++++++++++++++++++++++++++++++++++ plugingui/textedit.h | 77 ++++++++++++++++++ 4 files changed, 249 insertions(+) create mode 100644 plugingui/textedit.cc create mode 100644 plugingui/textedit.h diff --git a/plugingui/Makefile.am b/plugingui/Makefile.am index 3d09bb2..f13c3ae 100644 --- a/plugingui/Makefile.am +++ b/plugingui/Makefile.am @@ -37,6 +37,7 @@ EXTRA_DIST = \ label.h \ led.h \ lineedit.h \ + textedit.h \ listbox.h \ listboxbasic.h \ listboxthin.h \ diff --git a/plugingui/Makefile.am.plugingui b/plugingui/Makefile.am.plugingui index b1698e4..68f2b2b 100644 --- a/plugingui/Makefile.am.plugingui +++ b/plugingui/Makefile.am.plugingui @@ -18,6 +18,7 @@ PLUGIN_GUI_SOURCES = \ $(top_srcdir)/plugingui/button.cc \ $(top_srcdir)/plugingui/pixelbuffer.cc \ $(top_srcdir)/plugingui/lineedit.cc \ + $(top_srcdir)/plugingui/textedit.cc \ $(top_srcdir)/plugingui/led.cc \ $(top_srcdir)/plugingui/checkbox.cc \ $(top_srcdir)/plugingui/slider.cc \ diff --git a/plugingui/textedit.cc b/plugingui/textedit.cc new file mode 100644 index 0000000..c0b4185 --- /dev/null +++ b/plugingui/textedit.cc @@ -0,0 +1,170 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/*************************************************************************** + * lineedit.cc + * + * Tue Oct 21 11:25:26 CEST 2014 + * Copyright 2014 Jonas Suhr Christensen + * jsc@umbraculum.org + ****************************************************************************/ + +/* + * This file is part of DrumGizmo. + * + * DrumGizmo is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * DrumGizmo is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with DrumGizmo; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ +#include "textedit.h" + +#include + +#include "window.h" + +#include + +#include + +#include + +#define BORDER 10 + +GUI::TextEdit::TextEdit(Widget *parent) + : GUI::Widget(parent) +{ + pos = 0; + setReadOnly(true); + + 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; +} + +void GUI::TextEdit::registerEnterPressedHandler(void (*handler)(void *), void *ptr) +{ + this->handler = handler; + this->ptr = ptr; +} + +void GUI::TextEdit::setReadOnly(bool ro) +{ + readonly = ro; +} + +bool GUI::TextEdit::readOnly() +{ + return readonly; +} + +void GUI::TextEdit::setText(std::string text) +{ + _text = text; + repaintEvent(NULL); + textChanged(); +} + +std::string GUI::TextEdit::text() +{ + return _text; +} + +void GUI::TextEdit::buttonEvent(ButtonEvent *e) +{ + if(readOnly()) return; +} + +void GUI::TextEdit::keyEvent(GUI::KeyEvent *e) +{ + if(readOnly()) return; +} + +void GUI::TextEdit::repaintEvent(GUI::RepaintEvent *e) +{ + 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)); + + std::string text = _text; + + { // Handle tan characters + for(size_t i = 0; i < text.length(); i++) { + char ch = text.at(i); + if(ch == '\t') { + text.erase(i, 1); + text.insert(i, 4, ' '); + } + } + } + + std::list lines; + { // Handle new line characters + size_t pos = 0; + do { + pos = text.find("\n"); + lines.push_back(text.substr(0, pos)); + text = text.substr(pos+1); + } + while(pos != std::string::npos); + } + + { // Draw and wrap long lines + int ypos = font.textHeight() + 5 + 1 + 1 + 1; + std::list::iterator it; + for(it = lines.begin(); it != lines.end(); it++) { + std::string line = *it; + + for(size_t i = 0; i < line.length(); i++) { + size_t linewidth = font.textWidth(line.substr(0, i)); + if(linewidth >= width() - BORDER - 4 + 3) { + p.drawText(BORDER - 4 + 3, ypos, font, line.substr(0, i)); + ypos += font.textHeight(); + line = line.substr(i); + i = 0; + } + } + p.drawText(BORDER - 4 + 3, ypos, font, line); + ypos += font.textHeight(); + } + } +} + +#ifdef TEST_TEXTEDIT +//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_TEXTEDIT*/ diff --git a/plugingui/textedit.h b/plugingui/textedit.h new file mode 100644 index 0000000..e26a88c --- /dev/null +++ b/plugingui/textedit.h @@ -0,0 +1,77 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/*************************************************************************** + * textedit.h + * + * Tue Oct 21 11:23:58 CEST 2014 + * Copyright 2014 Jonas Suhr Christensen + * jsc@umbraculum.org + ****************************************************************************/ + +/* + * This file is part of DrumGizmo. + * + * DrumGizmo is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * DrumGizmo is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with DrumGizmo; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. + */ +#ifndef __DRUMGIZMO_TEXTEDIT_H__ +#define __DRUMGIZMO_TEXTEDIT_H__ + + +#include + +#include "widget.h" +#include "font.h" +#include "painter.h" + +namespace GUI { + +class TextEdit : public Widget { +public: + TextEdit(Widget *parent); + + bool isFocusable() { return true; } + + std::string text(); + void setText(std::string text); + + void setReadOnly(bool readonly); + bool readOnly(); + + void registerEnterPressedHandler(void (*handler)(void *), void *ptr); + + //protected: + virtual void keyEvent(KeyEvent *e); + virtual void repaintEvent(RepaintEvent *e); + virtual void buttonEvent(ButtonEvent *e); + +protected: + virtual void textChanged() {} + +private: + Painter::Box box; + + Font font; + + std::string _text; + size_t pos; + + bool readonly; + + void (*handler)(void *); + void *ptr; +}; + +}; + +#endif/*__DRUMGIZMO_TEXTEDIT_H__*/ -- cgit v1.2.3