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essence-os
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hold ctrl to resize both sides

This commit is contained in:
nakst 2021-09-25 18:29:00 +01:00
parent dc365b12e1
commit b096bc23c4
1 changed files with 57 additions and 21 deletions
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78
desktop/gui.cpp
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@ -59,9 +59,12 @@ struct {
Array<EsWindow *> allWindows;
HashTable keyboardShortcutNames;
EsCursorStyle resizeCursor;
bool resizing;
EsElement *insertAfter;
// Resizing data.
bool resizing, resizingBothSides;
EsRectangle resizeStartBounds;
// Click chains.
double clickChainStartMs;
int clickChainCount;
@ -560,12 +563,12 @@ void WindowRestore(EsWindow *window) {
EsSyscall(ES_SYSCALL_WINDOW_MOVE, window->handle, (uintptr_t) &window->beforeMaximiseBounds, 0, ES_WINDOW_MOVE_DYNAMIC);
}
void WindowChangeBounds(int direction, int newX, int newY, int *originalX, int *originalY, EsWindow *window) {
EsRectangle bounds = EsWindowGetBounds(window), bounds2;
bounds2 = bounds;
void WindowChangeBounds(int direction, int newX, int newY, int *originalX, int *originalY, EsWindow *window,
bool bothSides = false, EsRectangle *startBounds = nullptr) {
EsRectangle previousBounds = EsWindowGetBounds(window);
int oldWidth = Width(previousBounds);
int oldHeight = Height(previousBounds);
int oldWidth = bounds.r - bounds.l;
int oldHeight = bounds.b - bounds.t;
bool restored = false, canSnap = true;
if (window->restoreOnNextMove) {
@ -575,10 +578,20 @@ void WindowChangeBounds(int direction, int newX, int newY, int *originalX, int *
restored = true;
}
if (direction & RESIZE_LEFT) bounds.l = newX + BORDER_THICKNESS / 2 - WINDOW_INSET;
if (direction & RESIZE_RIGHT) bounds.r = newX - BORDER_THICKNESS / 2 + WINDOW_INSET;
if (direction & RESIZE_TOP) bounds.t = newY + BORDER_THICKNESS / 2 - WINDOW_INSET;
if (direction & RESIZE_BOTTOM) bounds.b = newY - BORDER_THICKNESS / 2 + WINDOW_INSET;
int offset = BORDER_THICKNESS / 2 - WINDOW_INSET;
EsRectangle bounds = previousBounds;
if (direction & RESIZE_LEFT) bounds.l = newX + offset;
if (direction & RESIZE_RIGHT) bounds.r = newX - offset;
if (direction & RESIZE_TOP) bounds.t = newY + offset;
if (direction & RESIZE_BOTTOM) bounds.b = newY - offset;
if (startBounds && direction != RESIZE_MOVE) {
if (direction & RESIZE_LEFT) bounds.r = gui.resizeStartBounds.r + (bothSides ? gui.resizeStartBounds.l - newX : 0);
if (direction & RESIZE_RIGHT) bounds.l = gui.resizeStartBounds.l + (bothSides ? gui.resizeStartBounds.r - newX : 0);
if (direction & RESIZE_TOP) bounds.b = gui.resizeStartBounds.b + (bothSides ? gui.resizeStartBounds.t - newY : 0);
if (direction & RESIZE_BOTTOM) bounds.t = gui.resizeStartBounds.t + (bothSides ? gui.resizeStartBounds.b - newY : 0);
}
EsRectangle screen;
EsSyscall(ES_SYSCALL_SCREEN_WORK_AREA_GET, 0, (uintptr_t) &screen, 0, 0);
@ -607,8 +620,8 @@ void WindowChangeBounds(int direction, int newX, int newY, int *originalX, int *
// The user previously snapped/maximised the window in a previous operation.
// Therefore, the movement anchor won't be what the user expects.
// Try to put it in the center.
int positionAlongWindow = *originalX - bounds2.l;
int maxPosition = bounds2.r - bounds2.l;
int positionAlongWindow = *originalX - previousBounds.l;
int maxPosition = previousBounds.r - previousBounds.l;
if (positionAlongWindow > maxPosition - oldWidth / 2) *originalX = gui.lastClickX = positionAlongWindow - maxPosition + oldWidth;
else if (positionAlongWindow > oldWidth / 2) *originalX = gui.lastClickX = oldWidth / 2;
*originalY = gui.lastClickY = windowRestoreDragYPosition;
@ -622,12 +635,25 @@ void WindowChangeBounds(int direction, int newX, int newY, int *originalX, int *
}
} else {
EsRectangle targetBounds = bounds;
#define WINDOW_CLAMP_SIZE(_size, _direction, _side, _target) \
if (_size(bounds) < windowMinimum ## _size && (direction & _direction)) targetBounds._side = _target, bounds._side = RubberBand(bounds._side, _target)
WINDOW_CLAMP_SIZE(Width, RESIZE_LEFT, l, bounds.r - windowMinimumWidth);
WINDOW_CLAMP_SIZE(Width, RESIZE_RIGHT, r, bounds.l + windowMinimumWidth);
WINDOW_CLAMP_SIZE(Height, RESIZE_TOP, t, bounds.b - windowMinimumHeight);
WINDOW_CLAMP_SIZE(Height, RESIZE_BOTTOM, b, bounds.t + windowMinimumHeight);
#define WINDOW_CLAMP_SIZE(_size, _direction, _side, _otherSide, _minimum) \
if (_size(bounds) < windowMinimum ## _size && (direction & _direction)) { \
if (bothSides && startBounds) { \
int32_t center = (startBounds->_otherSide + startBounds->_side) / 2; \
targetBounds._side = center + (_minimum / 2); \
targetBounds._otherSide = center - (_minimum / 2); \
bounds._side = RubberBand(bounds._side, targetBounds._side); \
bounds._otherSide = RubberBand(bounds._otherSide, targetBounds._otherSide); \
} else { \
targetBounds._side = bounds._otherSide + _minimum; \
bounds._side = RubberBand(bounds._side, targetBounds._side); \
} \
}
WINDOW_CLAMP_SIZE(Width, RESIZE_LEFT, l, r, -windowMinimumWidth);
WINDOW_CLAMP_SIZE(Width, RESIZE_RIGHT, r, l, windowMinimumWidth);
WINDOW_CLAMP_SIZE(Height, RESIZE_TOP, t, b, -windowMinimumHeight);
WINDOW_CLAMP_SIZE(Height, RESIZE_BOTTOM, b, t, windowMinimumHeight);
window->animateToTargetBoundsAfterResize = !EsRectangleEquals(targetBounds, bounds);
window->animateFromBounds = bounds;
@ -671,13 +697,23 @@ int ProcessWindowBorderMessage(EsWindow *window, EsMessage *message, EsRectangle
}
} else if (message->type == ES_MSG_MOUSE_LEFT_DOWN) {
gui.resizeStartBounds = EsWindowGetBounds(window);
} else if (message->type == ES_MSG_KEY_DOWN || message->type == ES_MSG_KEY_UP) {
gui.resizingBothSides = EsKeyboardIsCtrlHeld() && !window->isMaximised;
if (gui.resizing) {
EsPoint screenPosition = EsMouseGetPosition(nullptr);
WindowChangeBounds(gui.resizeType, screenPosition.x, screenPosition.y,
&gui.lastClickX, &gui.lastClickY, window,
gui.resizingBothSides, &gui.resizeStartBounds);
}
} else if (message->type == ES_MSG_MOUSE_LEFT_DRAG) {
EsPoint screenPosition = EsMouseGetPosition(nullptr);
if (!window->isMaximised || gui.resizeType == RESIZE_MOVE) {
WindowChangeBounds(gui.resizeType,
screenPosition.x, screenPosition.y,
&gui.lastClickX, &gui.lastClickY, window);
WindowChangeBounds(gui.resizeType, screenPosition.x, screenPosition.y,
&gui.lastClickX, &gui.lastClickY, window,
gui.resizingBothSides, &gui.resizeStartBounds);
gui.resizing = true;
}
} else if (message->type == ES_MSG_MOUSE_LEFT_UP) {