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support for backspace, carriage return, space and period.

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This commit is contained in:
Anthony J. Thibault 2016-09-02 16:23:46 -07:00
parent bcc0d27819
commit a54c3bf8c0
2 changed files with 85 additions and 3 deletions
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54
interface/resources/qml/controls/Keyboard.qml
View file

@ -147,7 +147,13 @@ Item {
width: 480
height: 50
anchors.left: parent.left
anchors.leftMargin: 79
anchors.leftMargin: 0
Key {
id: key27
width: 79
glyph: "⇪"
}
Key {
id: key20
@ -183,12 +189,45 @@ Item {
id: key26
glyph: "m"
}
Key {
id: key28
width: 85
glyph: "←"
}
}
Row {
id: row4
width: 480
height: 50
anchors.left: parent.left
anchors.leftMargin: 59
Key {
id: key30
width: 45
glyph: "⁂"
}
Key {
id: key29
width: 200
glyph: " "
}
Key {
id: key31
glyph: "."
}
Key {
id: key32
width: 65
glyph: "⏎"
}
}
}
}
@ -206,4 +245,17 @@ Item {
anchors.bottomMargin: 0
}
Rectangle {
id: rectangle1
color: "#ffffff"
anchors.bottom: keyboardRect.top
anchors.bottomMargin: 0
anchors.left: parent.left
anchors.leftMargin: 0
anchors.right: parent.right
anchors.rightMargin: 0
anchors.top: parent.top
anchors.topMargin: 0
}
}

34
libraries/entities-renderer/src/RenderableWebEntityItem.cpp
View file

@ -353,10 +353,40 @@ bool RenderableWebEntityItem::isTransparent() {
return fadeRatio < OPAQUE_ALPHA_THRESHOLD;
}
// UTF-8 encoded symbols
static const uint8_t UPWARDS_WHITE_ARROW_FROM_BAR[] = { 0xE2, 0x87, 0xAA, 0x00 }; // shift
static const uint8_t ERASE_TO_THE_LEFT[] = { 0xE2, 0x8C, 0xAB, 0x00 }; // backspace
static const uint8_t LONG_LEFTWARDS_ARROW[] = { 0xE2, 0x9F, 0xB5, 0x00 }; // backspace
static const uint8_t LEFT_ARROW[] = { 0xE2, 0x86, 0x90 }; // backspace
static const uint8_t ASTERISIM[] = { 0xE2, 0x81, 0x82, 0x00 }; // symbols
static const uint8_t RETURN_SYMBOL[] = { 0xE2, 0x8F, 0x8E, 0x00 }; // return
static bool equals(const QByteArray& byteArray, const uint8_t* ptr) {
for (int i = 0; i < byteArray.size(); i++) {
if ((char)ptr[i] != byteArray[i]) {
return false;
}
}
return true;
}
void RenderableWebEntityItem::synthesizeKeyPress(QString key) {
auto utf8Key = key.toUtf8();
QKeyEvent* pressEvent = new QKeyEvent(QEvent::KeyPress, (int)utf8Key[0], Qt::NoModifier, key);
QKeyEvent* releaseEvent = new QKeyEvent(QEvent::KeyRelease, (int)utf8Key[0], Qt::NoModifier, key);
int scanCode = (int)utf8Key[0];
QString keyString = key;
if (equals(utf8Key, UPWARDS_WHITE_ARROW_FROM_BAR) || equals(utf8Key, ASTERISIM)) {
return; // ignore
} else if (equals(utf8Key, ERASE_TO_THE_LEFT) || equals(utf8Key, LONG_LEFTWARDS_ARROW) | equals(utf8Key, LEFT_ARROW)) {
scanCode = Qt::Key_Backspace;
keyString = "\x08";
} else if (equals(utf8Key, RETURN_SYMBOL)) {
scanCode = Qt::Key_Return;
keyString = "\x0d";
}
QKeyEvent* pressEvent = new QKeyEvent(QEvent::KeyPress, scanCode, Qt::NoModifier, keyString);
QKeyEvent* releaseEvent = new QKeyEvent(QEvent::KeyRelease, scanCode, Qt::NoModifier, keyString);
QCoreApplication::postEvent(getEventHandler(), pressEvent);
QCoreApplication::postEvent(getEventHandler(), releaseEvent);
}