hyprwm/Hyprland
1
0
Fork 0
mirror of https://github.com/hyprwm/Hyprland synced 2024-11-22 23:06:00 +01:00
Code Issues Projects Releases Packages Wiki Activity

xdg-shell: make xdg-positioner flip target greatest available space (#7209)

Browse source 
When both flip directions use more space than is available, pick the
direction that has more space available instead of just the opposite
of what was initially requested.
This commit is contained in:
outfoxxed 2024-08-07 04:26:09 -07:00 committed by GitHub
parent 3d82d199f0
commit b2717cf7fd
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
1 changed files with 62 additions and 31 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

93
src/protocols/XDGShell.cpp
View file

@ -531,29 +531,66 @@ CBox CXDGPositionerRules::getPosition(CBox constraint, const Vector2D& parentCoo
auto anchorRect = state.anchorRect.copy().translate(parentCoord); auto anchorRect = state.anchorRect.copy().translate(parentCoord);
auto width = state.requestedSize.x; auto width = state.requestedSize.x;
auto height = state.requestedSize.y; auto height = state.requestedSize.y;
auto gravity = state.gravity;
auto anchorX = state.anchor.left() ? anchorRect.x : state.anchor.right() ? anchorRect.extent().x : anchorRect.middle().x; auto anchorX = state.anchor.left() ? anchorRect.x : state.anchor.right() ? anchorRect.extent().x : anchorRect.middle().x;
auto anchorY = state.anchor.top() ? anchorRect.y : state.anchor.bottom() ? anchorRect.extent().y : anchorRect.middle().y; auto anchorY = state.anchor.top() ? anchorRect.y : state.anchor.bottom() ? anchorRect.extent().y : anchorRect.middle().y;
auto calcEffectiveX = [&]() { return state.gravity.left() ? anchorX - width : state.gravity.right() ? anchorX : anchorX - width / 2; }; auto calcEffectiveX = [&](CEdges anchorGravity, double anchorX) { return anchorGravity.left() ? anchorX - width : anchorGravity.right() ? anchorX : anchorX - width / 2; };
auto calcEffectiveY = [&]() { return state.gravity.top() ? anchorY - height : state.gravity.bottom() ? anchorY : anchorY - height / 2; }; auto calcEffectiveY = [&](CEdges anchorGravity, double anchorY) { return anchorGravity.top() ? anchorY - height : anchorGravity.bottom() ? anchorY : anchorY - height / 2; };
auto effectiveX = calcEffectiveX(); auto calcRemainingWidth = [&](double effectiveX) {
auto effectiveY = calcEffectiveY(); auto width = state.requestedSize.x;
if (effectiveX < constraint.x) {
auto diff = constraint.x - effectiveX;
effectiveX = constraint.x;
width -= diff;
}
auto effectiveX2 = effectiveX + width;
if (effectiveX2 > constraint.extent().x)
width -= effectiveX2 - constraint.extent().x;
return std::make_pair(effectiveX, width);
};
auto calcRemainingHeight = [&](double effectiveY) {
auto height = state.requestedSize.y;
if (effectiveY < constraint.y) {
auto diff = constraint.y - effectiveY;
effectiveY = constraint.y;
height -= diff;
}
auto effectiveY2 = effectiveY + height;
if (effectiveY2 > constraint.extent().y)
height -= effectiveY2 - constraint.extent().y;
return std::make_pair(effectiveY, height);
};
auto effectiveX = calcEffectiveX(gravity, anchorX);
auto effectiveY = calcEffectiveY(gravity, anchorY);
// Note: the usage of offset is a guess which maintains compatibility with other compositors that were tested. // Note: the usage of offset is a guess which maintains compatibility with other compositors that were tested.
// It considers the offset when deciding whether or not to flip but does not actually flip the offset, instead // It considers the offset when deciding whether or not to flip but does not actually flip the offset, instead
// applying it after the flip step. // applying it after the flip step.
if (state.constraintAdjustment & XDG_POSITIONER_CONSTRAINT_ADJUSTMENT_FLIP_X) { if (state.constraintAdjustment & XDG_POSITIONER_CONSTRAINT_ADJUSTMENT_FLIP_X) {
auto flip = (state.gravity.left() && effectiveX + state.offset.x < constraint.x) || (state.gravity.right() && effectiveX + state.offset.x + width > constraint.extent().x); auto flip = (gravity.left() && effectiveX + state.offset.x < constraint.x) || (gravity.right() && effectiveX + state.offset.x + width > constraint.extent().x);
if (flip) { if (flip) {
state.gravity ^= CEdges::LEFT | CEdges::RIGHT; auto newGravity = gravity ^ (CEdges::LEFT | CEdges::RIGHT);
anchorX = state.anchor.left() ? anchorRect.extent().x : state.anchor.right() ? anchorRect.x : anchorX; auto newAnchorX = state.anchor.left() ? anchorRect.extent().x : state.anchor.right() ? anchorRect.x : anchorX;
effectiveX = calcEffectiveX(); auto newEffectiveX = calcEffectiveX(newGravity, newAnchorX);
if (calcRemainingWidth(newEffectiveX).second > calcRemainingWidth(effectiveX).second) {
gravity = newGravity;
anchorX = newAnchorX;
effectiveX = newEffectiveX;
}
} }
} }
@ -561,9 +598,15 @@ CBox CXDGPositionerRules::getPosition(CBox constraint, const Vector2D& parentCoo
auto flip = (state.gravity.top() && effectiveY + state.offset.y < constraint.y) || (state.gravity.bottom() && effectiveY + state.offset.y + height > constraint.extent().y); auto flip = (state.gravity.top() && effectiveY + state.offset.y < constraint.y) || (state.gravity.bottom() && effectiveY + state.offset.y + height > constraint.extent().y);
if (flip) { if (flip) {
state.gravity ^= CEdges::TOP | CEdges::BOTTOM; auto newGravity = gravity ^ (CEdges::TOP | CEdges::BOTTOM);
anchorY = state.anchor.top() ? anchorRect.extent().y : state.anchor.bottom() ? anchorRect.y : anchorY; auto newAnchorY = state.anchor.top() ? anchorRect.extent().y : state.anchor.bottom() ? anchorRect.y : anchorY;
effectiveY = calcEffectiveY(); auto newEffectiveY = calcEffectiveY(newGravity, newAnchorY);
if (calcRemainingHeight(newEffectiveY).second > calcRemainingHeight(effectiveY).second) {
gravity = newGravity;
anchorY = newAnchorY;
effectiveY = newEffectiveY;
}
} }
} }
@ -589,27 +632,15 @@ CBox CXDGPositionerRules::getPosition(CBox constraint, const Vector2D& parentCoo
} }
if (state.constraintAdjustment & XDG_POSITIONER_CONSTRAINT_ADJUSTMENT_RESIZE_X) { if (state.constraintAdjustment & XDG_POSITIONER_CONSTRAINT_ADJUSTMENT_RESIZE_X) {
if (effectiveX < constraint.x) { auto [newX, newWidth] = calcRemainingWidth(effectiveX);
auto diff = constraint.x - effectiveX; effectiveX = newX;
effectiveX = constraint.x; width = newWidth;
width -= diff;
}
auto effectiveX2 = effectiveX + width;
if (effectiveX2 > constraint.extent().x)
width -= effectiveX2 - constraint.extent().x;
} }
if (state.constraintAdjustment & XDG_POSITIONER_CONSTRAINT_ADJUSTMENT_RESIZE_Y) { if (state.constraintAdjustment & XDG_POSITIONER_CONSTRAINT_ADJUSTMENT_RESIZE_Y) {
if (effectiveY < constraint.y) { auto [newY, newHeight] = calcRemainingHeight(effectiveY);
auto diff = constraint.y - effectiveY; effectiveY = newY;
effectiveY = constraint.y; height = newHeight;
height -= diff;
}
auto effectiveY2 = effectiveY + height;
if (effectiveY2 > constraint.extent().y)
height -= effectiveY2 - constraint.extent().y;
} }
return {effectiveX - parentCoord.x, effectiveY - parentCoord.y, width, height}; return {effectiveX - parentCoord.x, effectiveY - parentCoord.y, width, height};