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essence-os
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introduce updateActions to UI; bugfixes

This commit is contained in:
nakst 2021-11-24 21:42:15 +00:00
parent 91a1727974
commit d913de89ac
6 changed files with 172 additions and 106 deletions
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4
desktop/desktop.cpp
View File

@ -954,7 +954,7 @@ int WindowTabMessage(EsElement *element, EsMessage *message) {
}
EsMenuShow(menu);
} else if (message->type == ES_MSG_MOUSE_MIDDLE_UP && ((element->state & UI_STATE_HOVERED) || (tab->closeButton->state & UI_STATE_HOVERED))) {
} else if (message->type == ES_MSG_MOUSE_MIDDLE_UP && element->window->hovered == element) {
if (EsButtonGetCheck(tab->closeButton) == ES_CHECK_CHECKED) {
// The tab contains a modified document, so it will probably popup a dialog after it receives the close request.
// Therefore, we should switch to that tab.
@ -974,7 +974,7 @@ int WindowTabMessage(EsElement *element, EsMessage *message) {
WindowTab *WindowTabCreate(ContainerWindow *container) {
WindowTab *tab = (WindowTab *) EsHeapAllocate(sizeof(WindowTab), true);
tab->container = container;
tab->Initialise(container->tabBand, ES_CELL_H_SHRINK | ES_CELL_V_BOTTOM, WindowTabMessage, nullptr);
tab->Initialise(container->tabBand, ES_CELL_H_FILL | ES_CELL_V_BOTTOM, WindowTabMessage, nullptr);
tab->cName = "window tab";
container->openTabs.Add(tab);

181
desktop/gui.cpp
View File

@ -107,6 +107,8 @@ EsElement *UIFindHoverElementRecursively(EsElement *element, int offsetX, int of
const EsStyle *UIGetDefaultStyleVariant(const EsStyle *style, EsElement *parent);
void AccessKeysCenterHint(EsElement *element, EsMessage *message);
void UIRemoveFocusFromElement(EsElement *oldFocus);
void UIQueueEnsureVisibleMessage(EsElement *element);
void ColorPickerCreate(EsElement *parent, struct ColorPickerHost host, uint32_t initialColor, bool showTextbox);
void InspectorSetup(EsWindow *window);
void InspectorNotifyElementEvent(EsElement *element, const char *cCategory, const char *cFormat, ...);
@ -116,31 +118,36 @@ void InspectorNotifyElementMoved(EsElement *element, EsRectangle takenBounds);
void InspectorNotifyElementPainted(EsElement *element, EsPainter *painter);
void InspectorNotifyElementContentChanged(EsElement *element);
#define UI_STATE_RELAYOUT (1 << 2)
#define UI_STATE_RELAYOUT_CHILD (1 << 3)
#define UI_STATE_DESTROYING (1 << 4)
#define UI_STATE_DESTROYING_CHILD (1 << 5)
// Updating:
#define UI_STATE_RELAYOUT (1 << 0)
#define UI_STATE_RELAYOUT_CHILD (1 << 1)
#define UI_STATE_DESTROYING (1 << 2)
#define UI_STATE_DESTROYING_CHILD (1 << 3)
#define UI_STATE_HOVERED (1 << 6)
#define UI_STATE_LEFT_PRESSED (1 << 7)
#define UI_STATE_STRONG_PRESSED (1 << 8)
#define UI_STATE_FOCUS_WITHIN (1 << 9)
#define UI_STATE_FOCUSED (1 << 10)
#define UI_STATE_LOST_STRONG_FOCUS (1 << 11)
#define UI_STATE_MENU_SOURCE (1 << 12)
// Interaction state:
#define UI_STATE_FOCUS_WITHIN (1 << 4)
#define UI_STATE_FOCUSED (1 << 5)
#define UI_STATE_LOST_STRONG_FOCUS (1 << 6)
#define UI_STATE_ENTERED (1 << 7)
#define UI_STATE_ANIMATING (1 << 13)
#define UI_STATE_ENTERED (1 << 14)
#define UI_STATE_BLOCK_INTERACTION (1 << 16)
// Presence on arrays:
#define UI_STATE_ANIMATING (1 << 8)
#define UI_STATE_CHECK_VISIBLE (1 << 9)
#define UI_STATE_QUEUED_ENSURE_VISIBLE (1 << 10)
#define UI_STATE_TEMP (1 << 17)
#define UI_STATE_Z_STACK (1 << 18)
#define UI_STATE_COMMAND_BUTTON (1 << 19)
// Behaviour modifiers:
#define UI_STATE_STRONG_PRESSED (1 << 11)
#define UI_STATE_Z_STACK (1 << 12)
#define UI_STATE_COMMAND_BUTTON (1 << 13)
#define UI_STATE_BLOCK_INTERACTION (1 << 14)
#define UI_STATE_RADIO_GROUP (1 << 15)
// Miscellaneous state bits:
#define UI_STATE_TEMP (1 << 16)
#define UI_STATE_MENU_SOURCE (1 << 17)
#define UI_STATE_MENU_EXITING (1 << 18)
#define UI_STATE_INSPECTING (1 << 19)
#define UI_STATE_USE_MEASUREMENT_CACHE (1 << 20)
#define UI_STATE_CHECK_VISIBLE (1 << 21)
#define UI_STATE_INSPECTING (1 << 22)
#define UI_STATE_RADIO_GROUP (1 << 23)
#define UI_STATE_MENU_EXITING (1 << 24)
struct EsElement : EsElementPublic {
EsUICallback messageClass;
@ -334,7 +341,7 @@ struct EsImageDisplay : EsElement {
struct ScrollPane {
EsElement *parent, *pad;
EsScrollbar *bar[2];
struct Scrollbar *bar[2];
double position[2];
int64_t limit[2];
int32_t fixedViewport[2];
@ -430,8 +437,6 @@ struct ColorPickerHost {
bool hasOpacity;
};
void ColorPickerCreate(EsElement *parent, ColorPickerHost host, uint32_t initialColor, bool showTextbox);
void HeapDuplicate(void **pointer, size_t *outBytes, const void *data, size_t bytes) {
if (*pointer) {
EsHeapFree(*pointer);
@ -481,8 +486,7 @@ struct EsWindow : EsElement {
*pressed,
*focused,
*inactiveFocus,
*dragged,
*ensureVisible;
*dragged;
EsButton *enterButton,
*escapeButton,
@ -502,6 +506,7 @@ struct EsWindow : EsElement {
EsRectangle updateRegionInProgress; // For visualizePaintSteps.
Array<struct SizeAlternative> sizeAlternatives;
Array<struct UpdateAction> updateActions;
EsElement *source; // Menu source.
EsWindow *targetMenu; // The menu that keyboard events should be sent to.
@ -510,6 +515,12 @@ struct EsWindow : EsElement {
double announcementTimeMs;
};
struct UpdateAction {
EsElement *element;
EsGeneric context;
void (*callback)(EsElement *, EsGeneric);
};
struct SizeAlternative {
EsElement *small, *big;
int widthThreshold, heightThreshold;
@ -789,6 +800,7 @@ void UIWindowDestroy(EsWindow *window) {
EsHandleClose(window->handle);
window->checkVisible.Free();
window->sizeAlternatives.Free();
window->updateActions.Free();
window->dialogs.Free();
window->handle = ES_INVALID_HANDLE;
}
@ -910,9 +922,9 @@ EsWindow *EsWindowCreate(EsInstance *instance, EsWindowStyle style) {
}
window->id = EsSyscall(ES_SYSCALL_WINDOW_GET_ID, window->handle, 0, 0, 0);
window->window = window;
window->Initialise(nullptr, ES_CELL_FILL, ProcessRootMessage, nullptr);
window->cName = "window";
window->window = window;
window->width = window->windowWidth, window->height = window->windowHeight;
window->hovered = window;
window->hovering = true;
@ -1741,13 +1753,14 @@ bool EsElement::RefreshStyleState() {
if (flags & ES_ELEMENT_DISABLED) {
styleStateFlags |= THEME_PRIMARY_STATE_DISABLED;
} else if (window && !window->activated && !window->appearActivated) {
} else if (!window->activated && !window->appearActivated) {
styleStateFlags |= THEME_PRIMARY_STATE_INACTIVE;
} else {
if (((state & UI_STATE_LEFT_PRESSED) && ((state & UI_STATE_HOVERED) || gui.draggingStarted || (state & UI_STATE_STRONG_PRESSED)))
if (((window->pressed == this && gui.lastClickButton == ES_MSG_MOUSE_LEFT_DOWN)
&& (window->hovered == this || gui.draggingStarted || (state & UI_STATE_STRONG_PRESSED)))
|| (state & UI_STATE_MENU_SOURCE)) {
styleStateFlags |= THEME_PRIMARY_STATE_PRESSED;
} else if (((state & UI_STATE_HOVERED) && !window->pressed && api.global->enableHoverState) || (window && window->pressed == this)) {
} else if ((window->hovered == this && !window->pressed && api.global->enableHoverState) || window->pressed == this) {
styleStateFlags |= THEME_PRIMARY_STATE_HOVERED;
} else {
styleStateFlags |= THEME_PRIMARY_STATE_IDLE;
@ -2550,7 +2563,7 @@ void EsElementUpdateContentSize(EsElement *element, uint32_t flags) {
// #define ENABLE_SMOOTH_SCROLLING
struct EsScrollbar : EsElement {
struct Scrollbar : EsElement {
EsButton *up, *down;
EsElement *thumb;
double position, autoScrollSpeed, smoothScrollTarget;
@ -2558,7 +2571,7 @@ struct EsScrollbar : EsElement {
bool horizontal;
};
void ScrollbarLayout(EsScrollbar *scrollbar) {
void ScrollbarLayout(Scrollbar *scrollbar) {
if (scrollbar->viewportSize >= scrollbar->contentSize || scrollbar->viewportSize <= 0 || scrollbar->contentSize <= 0) {
EsElementSetDisabled(scrollbar, true);
} else {
@ -2607,7 +2620,7 @@ void ScrollbarLayout(EsScrollbar *scrollbar) {
}
}
void ScrollbarSetMeasurements(EsScrollbar *scrollbar, int viewportSize, int contentSize) {
void ScrollbarSetMeasurements(Scrollbar *scrollbar, int viewportSize, int contentSize) {
EsMessageMutexCheck();
if (scrollbar->viewportSize == viewportSize && scrollbar->contentSize == contentSize) {
@ -2620,7 +2633,7 @@ void ScrollbarSetMeasurements(EsScrollbar *scrollbar, int viewportSize, int cont
ScrollbarLayout(scrollbar);
}
void ScrollbarSetPosition(EsScrollbar *scrollbar, double position, bool sendMovedMessage, bool smoothScroll) {
void ScrollbarSetPosition(Scrollbar *scrollbar, double position, bool sendMovedMessage, bool smoothScroll) {
EsMessageMutexCheck();
if (position > scrollbar->contentSize - scrollbar->viewportSize) position = scrollbar->contentSize - scrollbar->viewportSize;
@ -2648,8 +2661,8 @@ void ScrollbarSetPosition(EsScrollbar *scrollbar, double position, bool sendMove
if (sendMovedMessage && scrollbar->oldPosition != (int) scrollbar->position) {
EsMessage m = { ES_MSG_SCROLLBAR_MOVED };
m.scrollbarMoved.scroll = (int) position;
m.scrollbarMoved.previous = previous;
m.scroll.scroll = (int) position;
m.scroll.previous = previous;
EsMessageSend(scrollbar, &m);
}
@ -2662,7 +2675,7 @@ void ScrollbarSetPosition(EsScrollbar *scrollbar, double position, bool sendMove
}
int ProcessScrollbarButtonMessage(EsElement *element, EsMessage *message) {
EsScrollbar *scrollbar = (EsScrollbar *) element->parent;
Scrollbar *scrollbar = (Scrollbar *) element->parent;
if (message->type == ES_MSG_MOUSE_LEFT_DOWN) {
element->state |= UI_STATE_STRONG_PRESSED;
@ -2693,8 +2706,8 @@ int ProcessScrollbarButtonMessage(EsElement *element, EsMessage *message) {
return ES_HANDLED;
}
EsScrollbar *ScrollbarCreate(EsElement *parent, uint64_t flags) {
EsScrollbar *scrollbar = (EsScrollbar *) EsHeapAllocate(sizeof(EsScrollbar), true);
Scrollbar *ScrollbarCreate(EsElement *parent, uint64_t flags) {
Scrollbar *scrollbar = (Scrollbar *) EsHeapAllocate(sizeof(Scrollbar), true);
if (!scrollbar) return nullptr;
scrollbar->thumb = (EsElement *) EsHeapAllocate(sizeof(EsElement), true);
@ -2703,7 +2716,7 @@ EsScrollbar *ScrollbarCreate(EsElement *parent, uint64_t flags) {
}
scrollbar->Initialise(parent, flags, [] (EsElement *element, EsMessage *message) {
EsScrollbar *scrollbar = (EsScrollbar *) element;
Scrollbar *scrollbar = (Scrollbar *) element;
if (message->type == ES_MSG_LAYOUT) {
ScrollbarLayout(scrollbar);
@ -2730,7 +2743,7 @@ EsScrollbar *ScrollbarCreate(EsElement *parent, uint64_t flags) {
scrollbar->down->messageUser = ProcessScrollbarButtonMessage;
scrollbar->thumb->Initialise(scrollbar, ES_CELL_FILL, [] (EsElement *element, EsMessage *message) {
EsScrollbar *scrollbar = (EsScrollbar *) element->parent;
Scrollbar *scrollbar = (Scrollbar *) element->parent;
EsRectangle bounds = scrollbar->GetBounds();
if (message->type == ES_MSG_MOUSE_LEFT_DRAG) {
@ -2804,7 +2817,7 @@ void ScrollPane::Setup(EsElement *_parent, uint8_t _xMode, uint8_t _yMode, uint1
int axis = (element->flags & ES_SCROLLBAR_HORIZONTAL) ? 0 : 1;
EsMessage m = *message;
m.type = axis ? ES_MSG_SCROLL_Y : ES_MSG_SCROLL_X;
pane->position[axis] = m.scrollbarMoved.scroll;
pane->position[axis] = m.scroll.scroll;
EsMessageSend(pane->parent, &m);
}
@ -2901,8 +2914,8 @@ void ScrollPane::SetPosition(int axis, double newScroll, bool sendMovedMessage)
if (sendMovedMessage) {
EsMessage m = {};
m.type = axis ? ES_MSG_SCROLL_Y : ES_MSG_SCROLL_X;
m.scrollbarMoved.scroll = position[axis];
m.scrollbarMoved.previous = previous;
m.scroll.scroll = position[axis];
m.scroll.previous = previous;
EsMessageSend(parent, &m);
}
}
@ -2966,6 +2979,8 @@ void ScrollPane::Refresh() {
EsRectangle border = parent->style->borders;
bool previousEnabled[2] = { enabled[0], enabled[1] };
if (bar[0]) {
bar[0]->InternalMove(parent->width - parent->internalOffsetRight - border.r - border.l, bar[0]->style->preferredHeight,
border.l, parent->height - parent->internalOffsetBottom - border.b);
@ -2982,6 +2997,12 @@ void ScrollPane::Refresh() {
pad->InternalMove(parent->internalOffsetRight, parent->internalOffsetBottom,
parent->width - parent->internalOffsetRight - border.r, parent->height - parent->internalOffsetBottom - border.b);
}
if ((bar[0] && previousEnabled[0] != enabled[0]) || (bar[1] && previousEnabled[1] != enabled[1])) {
// The scroll bars have moved, and so the internal offsets have changed.
// Therefore we need to tell the element to relayout.
EsElementRelayout(parent);
}
}
struct EsScrollView : EsElement { ScrollPane scroll; };
@ -3188,7 +3209,7 @@ int ProcessPanelMessage(EsElement *element, EsMessage *message) {
child->state |= UI_STATE_BLOCK_INTERACTION;
}
} else if (message->type == ES_MSG_SCROLL_X || message->type == ES_MSG_SCROLL_Y) {
int delta = message->scrollbarMoved.scroll - message->scrollbarMoved.previous;
int delta = message->scroll.scroll - message->scroll.previous;
int deltaX = message->type == ES_MSG_SCROLL_X ? delta : 0;
int deltaY = message->type == ES_MSG_SCROLL_Y ? delta : 0;
@ -5801,7 +5822,6 @@ void EsElement::Destroy(bool manual) {
if (window->hovered == this) {
window->hovered = window;
window->state |= UI_STATE_HOVERED;
EsMessage m = {};
m.type = ES_MSG_HOVERED_START;
EsMessageSend(window, &m);
@ -5819,7 +5839,6 @@ void EsElement::Destroy(bool manual) {
if (window->defaultEnterButton == this) window->defaultEnterButton = nullptr;
if (window->enterButton == this) window->enterButton = window->defaultEnterButton;
if (window->escapeButton == this) window->escapeButton = nullptr;
if (window->ensureVisible == this) window->ensureVisible = nullptr;
if (window->dragged == this) window->dragged = nullptr;
if (gui.clickChainElement == this) gui.clickChainElement = nullptr;
@ -6084,16 +6103,15 @@ void UIFindHoverElement(EsWindow *window) {
element = UIFindHoverElementRecursively(window, 0, 0, position);
}
if (element->state & UI_STATE_HOVERED) {
EsAssert(window->hovered == element); // Window's hovered element mismatched element state flags.
} else {
if (window->hovered != element) {
EsElement *previous = window->hovered;
window->hovered = element;
EsMessage m = {};
m.type = ES_MSG_HOVERED_END;
window->hovered->state &= ~UI_STATE_HOVERED;
EsMessageSend(window->hovered, &m);
element->state |= UI_STATE_HOVERED;
EsMessageSend(previous, &m);
m.type = ES_MSG_HOVERED_START;
EsMessageSend((window->hovered = element), &m);
EsMessageSend(element, &m);
}
}
@ -6124,6 +6142,34 @@ bool EsElementIsFocused(EsElement *element) {
return element->window->focused == element;
}
void UISendEnsureVisibleMessage(EsElement *element, EsGeneric) {
EsElement *child = element, *e = element;
EsAssert(element->state & UI_STATE_QUEUED_ENSURE_VISIBLE);
element->state &= ~UI_STATE_QUEUED_ENSURE_VISIBLE;
while (e->parent) {
EsMessage m = { ES_MSG_ENSURE_VISIBLE };
m.child = child;
e = e->parent;
if (ES_HANDLED == EsMessageSend(e, &m)) {
child = e;
}
}
EsAssert(~element->state & UI_STATE_QUEUED_ENSURE_VISIBLE);
}
void UIQueueEnsureVisibleMessage(EsElement *element) {
if (~element->state & UI_STATE_QUEUED_ENSURE_VISIBLE) {
element->state |= UI_STATE_QUEUED_ENSURE_VISIBLE;
UpdateAction action = {};
action.element = element;
action.callback = UISendEnsureVisibleMessage;
element->window->updateActions.Add(action);
}
}
void EsElementFocus(EsElement *element, uint32_t flags) {
EsMessageMutexCheck();
@ -6195,7 +6241,7 @@ void EsElementFocus(EsElement *element, uint32_t flags) {
// Ensure the element is visible.
if ((flags & ES_ELEMENT_FOCUS_ENSURE_VISIBLE) && element) {
window->ensureVisible = element;
UIQueueEnsureVisibleMessage(element);
}
}
@ -6585,10 +6631,6 @@ void UIMouseDown(EsWindow *window, EsMessage *message) {
// window->hovered will be set to nullptr, so save the element here.
EsElement *element = window->hovered;
if (message->type == ES_MSG_MOUSE_LEFT_DOWN) {
element->state |= UI_STATE_LEFT_PRESSED;
}
window->pressed = element;
EsMessage m = { ES_MSG_PRESSED_START };
EsMessageSend(element, &m);
@ -6630,11 +6672,10 @@ void UIMouseUp(EsWindow *window, EsMessage *message, bool sendClick) {
EsMessageSend(pressed, &m);
}
pressed->state &= ~UI_STATE_LEFT_PRESSED;
EsMessage m = { ES_MSG_PRESSED_END };
EsMessageSend(pressed, &m);
if (message && (pressed->state & UI_STATE_HOVERED) && !gui.draggingStarted && sendClick) {
if (message && window->hovered == pressed && !gui.draggingStarted && sendClick) {
if (message->type == ES_MSG_MOUSE_LEFT_UP) {
m.type = ES_MSG_MOUSE_LEFT_CLICK;
EsMessageSend(pressed, &m);
@ -7157,22 +7198,16 @@ void UIWindowLayoutNow(EsWindow *window, ProcessMessageTiming *timing) {
window->InternalMove(window->width, window->height, 0, 0);
if (window->ensureVisible) {
EsElement *child = window->ensureVisible, *e = window->ensureVisible;
while (window->updateActions.Length()) {
// TODO Preventing/detecting infinite cycles?
UpdateAction action = window->updateActions[0];
window->updateActions.DeleteSwap(0);
while (e->parent) {
EsMessage m = { ES_MSG_ENSURE_VISIBLE };
m.child = child;
e = e->parent;
if (ES_HANDLED == EsMessageSend(e, &m)) {
child = e;
if (~action.element->state & UI_STATE_DESTROYING) {
action.callback(action.element, action.context);
}
}
window->ensureVisible = nullptr;
}
if (window->processCheckVisible) {
for (uintptr_t i = 0; i < window->checkVisible.Length(); i++) {
EsElement *element = window->checkVisible[i];

66
desktop/list_view.cpp
View File

@ -64,6 +64,8 @@ struct ListViewColumn {
int ListViewProcessItemMessage(EsElement *element, EsMessage *message);
void ListViewSetSortAscending(EsMenu *menu, EsGeneric context);
void ListViewSetSortDescending(EsMenu *menu, EsGeneric context);
void ListViewPopulateActionCallback(EsElement *element, EsGeneric);
void ListViewEnsureVisibleActionCallback(EsElement *element, EsGeneric);
struct EsListView : EsElement {
ScrollPane scroll;
@ -122,6 +124,7 @@ struct EsListView : EsElement {
EsListViewIndex ensureVisibleIndex;
uint8_t ensureVisibleAlign;
bool ensureVisibleQueued;
bool populateQueued;
// Fixed item storage:
Array<ListViewFixedItem> fixedItems;
@ -334,11 +337,17 @@ struct EsListView : EsElement {
}
void EnsureItemVisible(EsListViewIndex groupIndex, EsListViewIndex index, uint8_t align) {
ensureVisibleQueued = true;
ensureVisibleGroupIndex = groupIndex;
ensureVisibleIndex = index;
ensureVisibleAlign = align;
EsElementRelayout(this);
if (!ensureVisibleQueued) {
UpdateAction action = {};
action.element = this;
action.callback = ListViewEnsureVisibleActionCallback;
window->updateActions.Add(action);
ensureVisibleQueued = true;
}
}
void _EnsureItemVisible(EsListViewIndex groupIndex, EsListViewIndex index, uint8_t align) {
@ -528,7 +537,7 @@ struct EsListView : EsElement {
}
}
void Populate() {
void _Populate() {
#if 0
EsPrint("--- Before Populate() ---\n");
EsPrint("Scroll: %i\n", (int) (scroll.position[1] - style->insets.t));
@ -743,6 +752,21 @@ struct EsListView : EsElement {
visibleItem->element->Destroy();
visibleItems.Delete(visibleIndex);
}
if (inlineTextbox) {
ListViewItem *item = FindVisibleItem(inlineTextboxGroup, inlineTextboxIndex);
if (item) MoveInlineTextbox(item);
}
}
void Populate() {
if (!populateQueued) {
UpdateAction action = {};
action.element = this;
action.callback = ListViewPopulateActionCallback;
window->updateActions.Add(action);
populateQueued = true;
}
}
void Wrap(bool autoScroll) {
@ -1649,25 +1673,13 @@ struct EsListView : EsElement {
firstLayout = true;
Wrap(message->layout.sizeChanged);
if (ensureVisibleQueued) {
ensureVisibleQueued = false;
_EnsureItemVisible(ensureVisibleGroupIndex, ensureVisibleIndex, ensureVisibleAlign);
// TODO _EnsureItemVisible may call Populate; if this happens, we don't need to call it below.
if (columnHeader) {
columnHeader->InternalMove(Width(GetBounds()), columnHeader->style->preferredHeight, 0, 0);
}
Populate();
if (columnHeader) {
EsRectangle bounds = GetBounds();
columnHeader->InternalMove(Width(bounds), columnHeader->style->preferredHeight, 0, 0);
}
if (inlineTextbox) {
ListViewItem *item = FindVisibleItem(inlineTextboxGroup, inlineTextboxIndex);
if (item) MoveInlineTextbox(item);
}
} else if (message->type == ES_MSG_SCROLL_X || message->type == ES_MSG_SCROLL_Y) {
int64_t delta = message->scrollbarMoved.scroll - message->scrollbarMoved.previous;
int64_t delta = message->scroll.scroll - message->scroll.previous;
if ((message->type == ES_MSG_SCROLL_X) == ((flags & ES_LIST_VIEW_HORIZONTAL) ? true : false)) {
for (uintptr_t i = 0; i < visibleItems.Length(); i++) {
@ -1870,7 +1882,7 @@ struct EsListView : EsElement {
for (uintptr_t i = 0; i < visibleItems.Length(); i++) {
if (hasFocusedItem && visibleItems[i].index == focusedItemIndex && visibleItems[i].group == focusedItemGroup) {
focused = i;
} else if (visibleItems[i].element->state & UI_STATE_HOVERED) {
} else if (window->hovered == visibleItems[i].element) {
hovered = i;
} else {
zOrderItems.Add(visibleItems[i].element);
@ -2013,6 +2025,22 @@ struct EsListView : EsElement {
}
};
void ListViewPopulateActionCallback(EsElement *element, EsGeneric) {
EsListView *view = (EsListView *) element;
EsAssert(view->populateQueued);
view->populateQueued = false;
view->_Populate();
EsAssert(!view->populateQueued);
}
void ListViewEnsureVisibleActionCallback(EsElement *element, EsGeneric) {
EsListView *view = (EsListView *) element;
EsAssert(view->ensureVisibleQueued);
view->ensureVisibleQueued = false;
view->_EnsureItemVisible(view->ensureVisibleGroupIndex, view->ensureVisibleIndex, view->ensureVisibleAlign);
EsAssert(!view->ensureVisibleQueued);
}
int ListViewProcessMessage(EsElement *element, EsMessage *message) {
return ((EsListView *) element)->ProcessMessage(message);
}

11
desktop/os.header
View File

@ -5,7 +5,6 @@
opaque_type EsElement EsElementPublic;
opaque_type EsPanel EsElement;
opaque_type EsWindow EsElement;
opaque_type EsScrollbar EsElement;
opaque_type EsButton EsElement;
opaque_type EsTextDisplay EsElement;
opaque_type EsIconDisplay EsElement;
@ -1627,6 +1626,10 @@ struct EsMessageItemToString {
STRING text;
};
struct EsMessageScroll {
int scroll, previous;
};
// List view messages.
struct EsMessageIterateIndex {
@ -1712,10 +1715,6 @@ struct EsMessageGetColumnSort {
// Specific element messages.
struct EsMessageScrollbarMoved {
int scroll, previous;
};
struct EsMessageSliderMoved {
double value, previous;
bool inDrag;
@ -1847,6 +1846,7 @@ struct EsMessage {
EsMessageFocus focus;
EsMessageScrollWheel scrollWheel;
EsMessageWindowActivated windowActivated;
EsMessageScroll scroll;
const EsStyle *childStyleVariant;
EsRectangle *accessKeyHintBounds;
EsPainter *painter;
@ -1868,7 +1868,6 @@ struct EsMessage {
EsMessageGetColumnSort getColumnSort;
// Specific element messages:
EsMessageScrollbarMoved scrollbarMoved;
EsMessageSliderMoved sliderMoved;
EsMessageColorChanged colorChanged;
EsMessageNumberDragDelta numberDragDelta;

12
desktop/text.cpp
View File

@ -3570,11 +3570,13 @@ void TextboxRefreshVisibleLines(EsTextbox *textbox, bool repaint = true) {
if (refreshXLimit) {
textbox->scroll.Refresh();
EsElementRelayout(textbox);
}
textbox->scroll.SetX(scrollX);
if (repaint) textbox->Repaint(true);
if (repaint) {
textbox->Repaint(true);
}
}
void TextboxLineCountChangeCleanup(EsTextbox *textbox, int32_t offsetDelta, int32_t startLine) {
@ -4284,6 +4286,8 @@ int ProcessTextboxMarginMessage(EsElement *element, EsMessage *message) {
EsTextPlan *plan = EsTextPlanCreate(element, &properties, bounds, label, textRun, 1);
if (plan) EsDrawText(painter, plan, bounds, nullptr, nullptr);
}
} else if (message->type == ES_MSG_MOUSE_LEFT_DOWN) {
return ES_HANDLED;
}
return 0;
@ -4555,7 +4559,7 @@ int ProcessTextboxMessage(EsElement *element, EsMessage *message) {
TextboxFindLongestLine(textbox);
textbox->scroll.Refresh();
EsTextboxEnsureCaretVisible(textbox);
textbox->window->ensureVisible = textbox;
UIQueueEnsureVisibleMessage(textbox);
}
} else if (message->type == ES_MSG_MOUSE_LEFT_DOWN || message->type == ES_MSG_MOUSE_RIGHT_DOWN) {
TextboxMoveCaretToCursor(textbox, message->mouseDown.positionX, message->mouseDown.positionY, message->type == ES_MSG_MOUSE_RIGHT_DOWN);
@ -4676,7 +4680,7 @@ int ProcessTextboxMessage(EsElement *element, EsMessage *message) {
DocumentLine *lastLine = &textbox->lines.Last();
message->measure.height = lastLine->yPosition + lastLine->height + textbox->insets.t + textbox->insets.b;
} else if (message->type == ES_MSG_SCROLL_X) {
TextboxSetHorizontalScroll(textbox, message->scrollbarMoved.scroll);
TextboxSetHorizontalScroll(textbox, message->scroll.scroll);
} else if (message->type == ES_MSG_SCROLL_Y) {
TextboxRefreshVisibleLines(textbox, false);
EsElementRepaintForScroll(textbox, message, EsRectangleAdd(element->GetInternalOffset(), element->style->borders));

4
kernel/syscall.cpp
View File

@ -907,8 +907,8 @@ SYSCALL_IMPLEMENT(ES_SYSCALL_WINDOW_SET_CURSOR) {
if (!window->closed && different && !windowManager.eyedropping && (windowManager.hoverWindow == window || !windowManager.hoverWindow)) {
windowManager.cursorID = argument1;
windowManager.cursorImageOffsetX = (int8_t) ((argument2 >> 0) & 0xFF);
windowManager.cursorImageOffsetY = (int8_t) ((argument2 >> 8) & 0xFF);
windowManager.cursorImageOffsetX = (int8_t) ((argument2 >> 0) & 0xFF) - CURSOR_PADDING_L;
windowManager.cursorImageOffsetY = (int8_t) ((argument2 >> 8) & 0xFF) - CURSOR_PADDING_T;
windowManager.cursorShadow = argument3 & (1 << 30);
int width = imageWidth + CURSOR_PADDING_L + CURSOR_PADDING_R;