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adding support for tracking the visible rectangles.

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This commit is contained in:
Derek Sollenberger
2009-07-20 10:03:58 -04:00
parent 4492a4cb7c
commit c654bce09e
3 changed files with 24 additions and 104 deletions
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72
samples/BrowserPlugin/jni/form/FormPlugin.cpp
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@@ -97,7 +97,7 @@ FormPlugin::FormPlugin(NPP inst) : SubPlugin(inst) {
gTypefaceI.unref(tf);
//register for key and visibleRect events
ANPEventFlags flags = kKey_ANPEventFlag | kVisibleRect_ANPEventFlag;
ANPEventFlags flags = kKey_ANPEventFlag;
NPError err = browser->setvalue(inst, kAcceptEvents_ANPSetValue, &flags);
if (err != NPERR_NO_ERROR) {
gLogI.log(inst, kError_ANPLogType, "Error selecting input events.");
@@ -275,22 +275,6 @@ int16 FormPlugin::handleEvent(const ANPEvent* evt) {
}
return 1;
case kVisibleRect_ANPEventType: {
int oldScreenW = m_visibleRect.right - m_visibleRect.left;
int oldScreenH = m_visibleRect.bottom - m_visibleRect.top;
m_visibleRect = evt->data.visibleRect.rect;
int newScreenW = m_visibleRect.right - m_visibleRect.left;
int newScreenH = m_visibleRect.bottom - m_visibleRect.top;
if (m_activeInput && (oldScreenW != newScreenW || oldScreenH != newScreenH))
scrollIntoView(m_activeInput);
return 1;
}
default:
break;
}
@@ -300,13 +284,17 @@ int16 FormPlugin::handleEvent(const ANPEvent* evt) {
void FormPlugin::switchActiveInput(TextInput* newInput) {
NPP instance = this->inst();
if (m_activeInput)
if (m_activeInput) {
inval(instance, m_activeInput->rect, true); // inval the old
gWindowI.clearVisibleRects(instance);
}
m_activeInput = newInput; // set the new active input
if (m_activeInput)
if (m_activeInput) {
inval(instance, m_activeInput->rect, true); // inval the new
scrollIntoView(m_activeInput);
}
}
bool FormPlugin::handleNavigation(ANPKeyCode keyCode) {
@@ -316,12 +304,10 @@ bool FormPlugin::handleNavigation(ANPKeyCode keyCode) {
if (!m_activeInput) {
switchActiveInput(&m_usernameInput);
scrollIntoView(m_activeInput);
}
else if (m_activeInput == &m_usernameInput) {
if (keyCode == kDpadDown_ANPKeyCode) {
switchActiveInput(&m_passwordInput);
scrollIntoView(m_activeInput);
}
else if (keyCode == kDpadCenter_ANPKeyCode)
gWindowI.showKeyboard(instance, false);
@@ -331,7 +317,6 @@ bool FormPlugin::handleNavigation(ANPKeyCode keyCode) {
else if (m_activeInput == &m_passwordInput) {
if (keyCode == kDpadUp_ANPKeyCode) {
switchActiveInput(&m_usernameInput);
scrollIntoView(m_activeInput);
}
else if (keyCode == kDpadCenter_ANPKeyCode)
gWindowI.showKeyboard(instance, false);
@@ -373,44 +358,13 @@ void FormPlugin::scrollIntoView(TextInput* input) {
NPWindow *window = obj->window;
// find the textInput's global rect coordinates
ANPRectI inputRect;
inputRect.left = window->x + input->rect.left;
inputRect.top = window->y + input->rect.top;
inputRect.right = inputRect.left + (input->rect.right - input->rect.left);
inputRect.bottom = inputRect.top + (input->rect.bottom - input->rect.top);
// if the rect is contained within visible window then do nothing
if (inputRect.left > m_visibleRect.left
&& inputRect.right < m_visibleRect.right
&& inputRect.top > m_visibleRect.top
&& inputRect.bottom < m_visibleRect.bottom) {
return;
}
// find the global (x,y) coordinates for center of the textInput
int inputCenterX = inputRect.left + ((inputRect.right - inputRect.left)/2);
int inputCenterY = inputRect.top + ((inputRect.bottom - inputRect.top)/2);
gLogI.log(instance, kDebug_ANPLogType, "---- %p Input Center: %d,%d : %d,%d",
instance, inputCenterX, inputCenterY, window->x, window->y);
//find global (x,y) coordinates for center of the visible screen
int screenCenterX = m_visibleRect.left + ((m_visibleRect.right - m_visibleRect.left)/2);
int screenCenterY = m_visibleRect.top + ((m_visibleRect.bottom - m_visibleRect.top)/2);
gLogI.log(instance, kDebug_ANPLogType, "---- %p Screen Center: %d,%d : %d,%d",
instance, screenCenterX, screenCenterY, m_visibleRect.left, m_visibleRect.top);
//compute the delta of the two coordinates
int deltaX = inputCenterX - screenCenterX;
int deltaY = inputCenterY - screenCenterY;
gLogI.log(instance, kDebug_ANPLogType, "---- %p Centering: %d,%d : %d,%d",
instance, deltaX, deltaY, m_visibleRect.left + deltaX, m_visibleRect.top + deltaY);
//move the visible screen
gWindowI.scrollTo(instance, m_visibleRect.left + deltaX, m_visibleRect.top + deltaY);
ANPRectI visibleRects[1];
visibleRects[0].left = input->rect.left;
visibleRects[0].top = input->rect.top;
visibleRects[0].right = input->rect.right;
visibleRects[0].bottom = input->rect.bottom;
gWindowI.setVisibleRects(instance, visibleRects, 1);
}
TextInput* FormPlugin::validTap(int x, int y) {