New class for the work with emoticons - Emoticons

Redesigned emoticons window
- flat buttons
- 9 icons in a row
- moved the window to the direction of the input object

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@3487 b45a01b8-16f6-495d-af2f-9b41ad6348cc

retroshare-gui/src/gui/common/Emoticons.cpp

@@ -0,0 +1,207 @@
+/****************************************************************
+ * This file is distributed under the following license:
+ *
+ * Copyright (c) 2010, RetroShare Team
+ *
+ *  This program 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.
+ *
+ *  This program 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 this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, 
+ *  Boston, MA  02110-1301, USA.
+ ****************************************************************/
+
+#include <QHash>
+#include <QFile>
+#include <QApplication>
+#include <QWidget>
+#include <QFile>
+#include <QIcon>
+#include <QDesktopWidget>
+#include <QPushButton>
+
+#include <iostream>
+
+#include "Emoticons.h"
+
+static QHash<QString, QString> Smileys;
+RsChat::EmbedInHtmlImg Emoticons::defEmbedImg;
+
+void Emoticons::load()
+{
+    QString sm_codes;
+    bool internalEmoticons = true;
+
+#if defined(Q_OS_WIN32)
+    // first try external emoticons
+    QFile sm_file(QApplication::applicationDirPath() + "/emoticons/emotes.acs");
+    if(sm_file.open(QIODevice::ReadOnly))
+    {
+        internalEmoticons = false;
+    } else {
+        // then embedded emotions
+        sm_file.setFileName(":/smileys/emotes.acs");
+        if(!sm_file.open(QIODevice::ReadOnly))
+        {
+            std::cout << "error opening ressource file" << std::endl ;
+            return ;
+        }
+    }
+#else
+    QFile sm_file(QString(":/smileys/emotes.acs"));
+    if(!sm_file.open(QIODevice::ReadOnly))
+    {
+        std::cout << "error opening ressource file" << std::endl ;
+        return ;
+    }
+#endif
+
+    sm_codes = sm_file.readAll();
+    sm_file.close();
+
+    sm_codes.remove("\n");
+    sm_codes.remove("\r");
+
+    int i = 0;
+    QString smcode;
+    QString smfile;
+    while(sm_codes[i] != '{')
+    {
+        i++;
+    }
+    while (i < sm_codes.length()-2)
+    {
+        smcode = "";
+        smfile = "";
+
+        while(sm_codes[i] != '\"')
+        {
+            i++;
+        }
+        i++;
+        while (sm_codes[i] != '\"')
+        {
+            smcode += sm_codes[i];
+            i++;
+
+        }
+        i++;
+
+        while(sm_codes[i] != '\"')
+        {
+            i++;
+        }
+        i++;
+        while(sm_codes[i] != '\"' && sm_codes[i+1] != ';')
+        {
+            smfile += sm_codes[i];
+            i++;
+        }
+        i++;
+        if(!smcode.isEmpty() && !smfile.isEmpty()) {
+            if (internalEmoticons) {
+                Smileys.insert(smcode, ":/"+smfile);
+            } else {
+                Smileys.insert(smcode, smfile);
+            }
+        }
+    }
+
+    // init <img> embedder
+    defEmbedImg.InitFromAwkwardHash(Smileys);
+}
+
+void Emoticons::showSmileyWidget(QWidget *parent, QWidget *button, const char *slotAddMethod, bool above)
+{
+    QWidget *smWidget = new QWidget(parent, Qt::Popup);
+
+    const int buttonWidth = 24;
+    const int buttonHeight = 24;
+    const int countPerLine = 9;
+
+    int rowCount = (Smileys.size()/countPerLine) + ((Smileys.size() % countPerLine) ? 1 : 0);
+
+    smWidget->setAttribute( Qt::WA_DeleteOnClose);
+    smWidget->setWindowTitle("Emoticons");
+    smWidget->setWindowIcon(QIcon(QString(":/images/rstray3.png")));
+    smWidget->setBaseSize(countPerLine*buttonWidth, rowCount*buttonHeight);
+
+    //Warning: this part of code was taken from kadu instant messenger;
+    //         It was EmoticonSelector::alignTo(QWidget* w) function there
+    //         comments are Polish, I dont' know how does it work...
+    // oblicz pozycj<63> widgetu do kt<6B>rego r<>wnamy
+    // oblicz rozmiar selektora
+    QPoint pos = button->mapToGlobal(QPoint(0,0));
+    QSize e_size = smWidget->sizeHint();
+    // oblicz rozmiar pulpitu
+    QSize s_size = QApplication::desktop()->size();
+    // oblicz dystanse od widgetu do lewego brzegu i do prawego
+    int l_dist = pos.x();
+    int r_dist = s_size.width() - (pos.x() + button->width());
+    // oblicz pozycj<63> w zale<6C>no<6E>ci od tego czy po lewej stronie
+    // jest wi<77>cej miejsca czy po prawej
+    int x;
+    if (l_dist >= r_dist)
+        x = pos.x() - e_size.width();
+    else
+        x = pos.x() + button->width();
+    // oblicz pozycj<63> y - centrujemy w pionie
+    int y = pos.y() + button->height()/2 - e_size.height()/2;
+    // je<6A>li wychodzi poza doln<6C> kraw<61>d<EFBFBD> to r<>wnamy do niej
+    if (y + e_size.height() > s_size.height())
+        y = s_size.height() - e_size.height();
+
+    if (above) {
+        y -= rowCount*buttonHeight;
+    }
+
+    // je<6A>li wychodzi poza g<>rn<72> kraw<61>d<EFBFBD> to r<>wnamy do niej
+    if (y < 0)
+        y = 0;
+    // ustawiamy selektor na wyliczonej pozycji
+    smWidget->move(x, y);
+
+    x = 0;
+    y = 0;
+
+    QHashIterator<QString, QString> i(Smileys);
+    while(i.hasNext())
+    {
+        i.next();
+        QPushButton *smButton = new QPushButton("", smWidget);
+        smButton->setGeometry(x*buttonWidth, y*buttonHeight, buttonWidth, buttonHeight);
+        smButton->setIconSize(QSize(buttonWidth, buttonHeight));
+        smButton->setIcon(QPixmap(i.value()));
+        smButton->setToolTip(i.key());
+        smButton->setFlat(true);
+        ++x;
+        if(x >= countPerLine)
+        {
+            x = 0;
+            y++;
+        }
+        QObject::connect(smButton, SIGNAL(clicked()), parent, slotAddMethod);
+        QObject::connect(smButton, SIGNAL(clicked()), smWidget, SLOT(close()));
+    }
+
+    smWidget->show();
+}
+
+void Emoticons::formatText(QString &text)
+{
+    QHashIterator<QString, QString> i(Smileys);
+    while(i.hasNext()) {
+        i.next();
+        foreach (QString code, i.key().split("|")) {
+            text.replace(code, "<img src=\"" + i.value() + "\" />");
+        }
+    }
+}

retroshare-gui/src/gui/common/Emoticons.h

@@ -0,0 +1,45 @@
+/****************************************************************
+ * This file is distributed under the following license:
+ *
+ * Copyright (c) 2010, RetroShare Team
+ *
+ *  This program 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.
+ *
+ *  This program 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 this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, 
+ *  Boston, MA  02110-1301, USA.
+ ****************************************************************/
+
+
+#ifndef _EMOTICONS_H
+#define _EMOTICONS_H
+
+#include "gui/chat/HandleRichText.h"
+
+class QWidget;
+class QString;
+
+class Emoticons
+{
+public:
+    static void load();
+
+    static void showSmileyWidget(QWidget *parent, QWidget *button, const char *slotAddMethod, bool above);
+
+    static void formatText(QString &text);
+
+public:
+    static RsChat::EmbedInHtmlImg defEmbedImg;
+};
+
+#endif
+