Move keyboard handling from guichan to own classes.

10 files changed, 250 insertions, 0 deletions

diff --git a/src/gui/widgets/checkbox.cpp b/src/gui/widgets/checkbox.cpp
index 0689c5395..f599e7831 100644
--- a/src/gui/widgets/checkbox.cpp
+++ b/src/gui/widgets/checkbox.cpp
@@ -190,3 +190,15 @@ void CheckBox::mouseExited(gcn::MouseEvent& event A_UNUSED)
 {
     mHasMouse = false;
 }
+
+void CheckBox::keyPressed(gcn::KeyEvent& keyEvent)
+{
+    gcn::Key key = keyEvent.getKey();
+
+    if (key.getValue() == gcn::Key::ENTER ||
+        key.getValue() == gcn::Key::SPACE)
+    {
+        toggleSelected();
+        keyEvent.consume();
+    }
+}
diff --git a/src/gui/widgets/checkbox.h b/src/gui/widgets/checkbox.h
index 0c8e48553..e86e4b214 100644
--- a/src/gui/widgets/checkbox.h
+++ b/src/gui/widgets/checkbox.h
@@ -74,6 +74,8 @@ class CheckBox : public gcn::CheckBox
          */
         void mouseExited(gcn::MouseEvent& event);
 
+        void keyPressed(gcn::KeyEvent& keyEvent);
+
     private:
         static int instances;
         static float mAlpha;
diff --git a/src/gui/widgets/radiobutton.cpp b/src/gui/widgets/radiobutton.cpp
index 94152a716..4a9a912b1 100644
--- a/src/gui/widgets/radiobutton.cpp
+++ b/src/gui/widgets/radiobutton.cpp
@@ -158,3 +158,16 @@ void RadioButton::mouseExited(gcn::MouseEvent& event A_UNUSED)
 {
     mHasMouse = false;
 }
+
+void RadioButton::keyPressed(gcn::KeyEvent& keyEvent)
+{
+    gcn::Key key = keyEvent.getKey();
+
+    if (key.getValue() == gcn::Key::ENTER ||
+        key.getValue() == gcn::Key::SPACE)
+    {
+        setSelected(true);
+        distributeActionEvent();
+        keyEvent.consume();
+    }
+}
diff --git a/src/gui/widgets/radiobutton.h b/src/gui/widgets/radiobutton.h
index 7692d478a..f796a4fc9 100644
--- a/src/gui/widgets/radiobutton.h
+++ b/src/gui/widgets/radiobutton.h
@@ -65,6 +65,8 @@ class RadioButton : public gcn::RadioButton
          */
         void mouseExited(gcn::MouseEvent& event);
 
+        void keyPressed(gcn::KeyEvent& keyEvent);
+
     private:
         static int instances;
         static float mAlpha;
diff --git a/src/gui/widgets/slider.cpp b/src/gui/widgets/slider.cpp
index 7142cd202..24a2a5128 100644
--- a/src/gui/widgets/slider.cpp
+++ b/src/gui/widgets/slider.cpp
@@ -297,3 +297,39 @@ void Slider::mouseExited(gcn::MouseEvent& event A_UNUSED)
 {
     mHasMouse = false;
 }
+
+void Slider::keyPressed(gcn::KeyEvent& keyEvent)
+{
+    gcn::Key key = keyEvent.getKey();
+
+    if (getOrientation() == HORIZONTAL)
+    {
+        if (key.getValue() == gcn::Key::RIGHT)
+        {
+            setValue(getValue() + getStepLength());
+            distributeActionEvent();
+            keyEvent.consume();
+        }
+        else if (key.getValue() == gcn::Key::LEFT)
+        {
+            setValue(getValue() - getStepLength());
+            distributeActionEvent();
+            keyEvent.consume();
+        }
+    }
+    else
+    {
+        if (key.getValue() == gcn::Key::UP)
+        {
+            setValue(getValue() + getStepLength());
+            distributeActionEvent();
+            keyEvent.consume();
+        }
+        else if (key.getValue() == gcn::Key::DOWN)
+        {
+            setValue(getValue() - getStepLength());
+            distributeActionEvent();
+            keyEvent.consume();
+        }
+    }
+}
diff --git a/src/gui/widgets/slider.h b/src/gui/widgets/slider.h
index 8eed984b1..00aefcb1a 100644
--- a/src/gui/widgets/slider.h
+++ b/src/gui/widgets/slider.h
@@ -75,6 +75,8 @@ class Slider : public gcn::Slider
          */
         void mouseExited(gcn::MouseEvent& event);
 
+        void keyPressed(gcn::KeyEvent& keyEvent);
+
     private:
         /**
          * Used to initialize instances.
diff --git a/src/gui/widgets/tabbedarea.cpp b/src/gui/widgets/tabbedarea.cpp
index fc6526a13..bb8ea063b 100644
--- a/src/gui/widgets/tabbedarea.cpp
+++ b/src/gui/widgets/tabbedarea.cpp
@@ -477,6 +477,37 @@ void TabbedArea::removeAll()
     }
 }
 
+void TabbedArea::keyPressed(gcn::KeyEvent& keyEvent)
+{
+    if (keyEvent.isConsumed() || !isFocused())
+        return;
+
+    if (keyEvent.getKey().getValue() == gcn::Key::LEFT)
+    {
+        int index = getSelectedTabIndex();
+        index--;
+
+        if (index < 0)
+            return;
+        else
+            setSelectedTab(mTabs[index].first);
+
+        keyEvent.consume();
+    }
+    else if (keyEvent.getKey().getValue() == gcn::Key::RIGHT)
+    {
+        int index = getSelectedTabIndex();
+        index++;
+
+        if (index >= static_cast<int>(mTabs.size()))
+            return;
+        else
+            setSelectedTab(mTabs[index].first);
+
+        keyEvent.consume();
+    }
+}
+
 /*
 void TabbedArea::moveLeft(gcn::Tab *tab)
 {
diff --git a/src/gui/widgets/tabbedarea.h b/src/gui/widgets/tabbedarea.h
index cceaf56b7..c36a3ab1d 100644
--- a/src/gui/widgets/tabbedarea.h
+++ b/src/gui/widgets/tabbedarea.h
@@ -148,6 +148,8 @@ class TabbedArea : public gcn::TabbedArea, public gcn::WidgetListener
         void fixSize()
         { adjustSize(); }
 
+        void keyPressed(gcn::KeyEvent& keyEvent);
+
     private:
         typedef std::vector< std::pair<gcn::Tab*, gcn::Widget*> > TabContainer;
 
diff --git a/src/gui/widgets/textbox.cpp b/src/gui/widgets/textbox.cpp
index 01cb4bddb..3f3c9fb9e 100644
--- a/src/gui/widgets/textbox.cpp
+++ b/src/gui/widgets/textbox.cpp
@@ -152,3 +152,151 @@ void TextBox::setTextWrapped(const std::string &text, int minDimension)
 
     gcn::TextBox::setText(wrappedStream.str());
 }
+
+void TextBox::keyPressed(gcn::KeyEvent& keyEvent)
+{
+    gcn::Key key = keyEvent.getKey();
+
+    if (key.getValue() == gcn::Key::LEFT)
+    {
+        --mCaretColumn;
+        if (mCaretColumn < 0)
+        {
+            --mCaretRow;
+
+            if (mCaretRow < 0)
+            {
+                mCaretRow = 0;
+                mCaretColumn = 0;
+            }
+            else
+            {
+                mCaretColumn = mTextRows[mCaretRow].size();
+            }
+        }
+    }
+    else if (key.getValue() == gcn::Key::RIGHT)
+    {
+        ++mCaretColumn;
+        if (mCaretColumn > static_cast<int>(mTextRows[mCaretRow].size()))
+        {
+            ++ mCaretRow;
+
+            if (mCaretRow >= static_cast<int>(mTextRows.size()))
+            {
+                mCaretRow = mTextRows.size() - 1;
+                if (mCaretRow < 0)
+                    mCaretRow = 0;
+
+                mCaretColumn = mTextRows[mCaretRow].size();
+            }
+            else
+            {
+                mCaretColumn = 0;
+            }
+        }
+    }
+    else if (key.getValue() == gcn::Key::DOWN)
+    {
+        setCaretRow(mCaretRow + 1);
+    }
+    else if (key.getValue() == gcn::Key::UP)
+    {
+        setCaretRow(mCaretRow - 1);
+    }
+    else if (key.getValue() == gcn::Key::HOME)
+    {
+        mCaretColumn = 0;
+    }
+    else if (key.getValue() == gcn::Key::END)
+    {
+        mCaretColumn = mTextRows[mCaretRow].size();
+    }
+    else if (key.getValue() == gcn::Key::ENTER && mEditable)
+    {
+        mTextRows.insert(mTextRows.begin() + mCaretRow + 1,
+            mTextRows[mCaretRow].substr(mCaretColumn,
+            mTextRows[mCaretRow].size() - mCaretColumn));
+        mTextRows[mCaretRow].resize(mCaretColumn);
+        ++mCaretRow;
+        mCaretColumn = 0;
+    }
+    else if (key.getValue() == gcn::Key::BACKSPACE
+              && mCaretColumn != 0
+              && mEditable)
+    {
+        mTextRows[mCaretRow].erase(mCaretColumn - 1, 1);
+        --mCaretColumn;
+    }
+    else if (key.getValue() == gcn::Key::BACKSPACE
+              && mCaretColumn == 0
+              && mCaretRow != 0
+              && mEditable)
+    {
+        mCaretColumn = mTextRows[mCaretRow - 1].size();
+        mTextRows[mCaretRow - 1] += mTextRows[mCaretRow];
+        mTextRows.erase(mTextRows.begin() + mCaretRow);
+        --mCaretRow;
+    }
+    else if (key.getValue() == gcn::Key::DELETE
+              && mCaretColumn < static_cast<int>(
+              mTextRows[mCaretRow].size()) && mEditable)
+    {
+        mTextRows[mCaretRow].erase(mCaretColumn, 1);
+    }
+    else if (key.getValue() == gcn::Key::DELETE
+              && mCaretColumn == static_cast<int>(
+              mTextRows[mCaretRow].size())
+              && mCaretRow < (static_cast<int>(mTextRows.size()) - 1)
+              && mEditable)
+    {
+        mTextRows[mCaretRow] += mTextRows[mCaretRow + 1];
+        mTextRows.erase(mTextRows.begin() + mCaretRow + 1);
+    }
+    else if (key.getValue() == gcn::Key::PAGE_UP)
+    {
+        gcn::Widget* par = getParent();
+
+        if (par)
+        {
+            int rowsPerPage = par->getChildrenArea().height
+                / getFont()->getHeight();
+            mCaretRow -= rowsPerPage;
+
+            if (mCaretRow < 0)
+                mCaretRow = 0;
+        }
+    }
+    else if (key.getValue() == gcn::Key::PAGE_DOWN)
+    {
+        gcn::Widget* par = getParent();
+
+        if (par)
+        {
+            int rowsPerPage = par->getChildrenArea().height
+                / getFont()->getHeight();
+            mCaretRow += rowsPerPage;
+
+            if (mCaretRow >= static_cast<int>(mTextRows.size()))
+                mCaretRow = mTextRows.size() - 1;
+        }
+    }
+    else if (key.getValue() == gcn::Key::TAB
+              && mEditable)
+    {
+        mTextRows[mCaretRow].insert(mCaretColumn, std::string("    "));
+        mCaretColumn += 4;
+    }
+    else if (key.isCharacter()
+              && mEditable)
+    {
+        mTextRows[mCaretRow].insert(mCaretColumn,
+            std::string(1, static_cast<char>(key.getValue())));
+        ++ mCaretColumn;
+    }
+
+    adjustSize();
+    scrollToCaret();
+
+    keyEvent.consume();
+}
diff --git a/src/gui/widgets/textbox.h b/src/gui/widgets/textbox.h
index a052247c4..5f69dcf51 100644
--- a/src/gui/widgets/textbox.h
+++ b/src/gui/widgets/textbox.h
@@ -64,6 +64,8 @@ class TextBox : public gcn::TextBox
             gcn::TextBox::draw(graphics);
         }
 
+        void keyPressed(gcn::KeyEvent& keyEvent);
+
     private:
         int mMinWidth;
         const gcn::Color *mTextColor;