72 lines
2.0 KiB
C++
72 lines
2.0 KiB
C++
#include "pagingstyle1.h"
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void PagingStyle1::reCacheNumbers() {
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curCacheNumbers.clear();
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int pageSize = getPageSize();
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if (pageSize < 10) {
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for (int i = 0; i < pageSize; i++) {
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curCacheNumbers << i + 1;
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}
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return;
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}
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bool leftEllipsisVisible = false;
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bool rightEllipsisVisible = false;
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int leftLimitNumber = 1 + 3; //max display 4 number
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int rightLimitNumber = pageSize - 3;
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//left put 1,2
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curCacheNumbers << 1 << 2;
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int currentLeftEdge = curSelectNumber - 2; //display 2 number side of left
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int currentRightEdge = curSelectNumber + 2;
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//number 3 condition
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if (currentLeftEdge > leftLimitNumber) {
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curCacheNumbers << -1;
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leftEllipsisVisible = true;
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} else {
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curCacheNumbers << 3;
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}
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//place 2 number to current selected number side of left and right
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for (int k = qMax(leftLimitNumber, currentLeftEdge); k <= qMin(rightLimitNumber, currentRightEdge); k++) {
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curCacheNumbers << k;
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}
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//number pageSize - 2 condition
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if (currentRightEdge < rightLimitNumber) {
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curCacheNumbers << -1;
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rightEllipsisVisible = true;
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} else {
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curCacheNumbers << pageSize - 2;
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}
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//put pageSize-1, pageSize
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curCacheNumbers << pageSize - 1;
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curCacheNumbers << pageSize;
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int minSize = minDisplaySize();
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Q_ASSERT_X(minSize <= 11, "paging style 1", "paging style 1 min size need <= 11");
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if (curCacheNumbers.size() < minSize) {
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int remaining = minSize - curCacheNumbers.size();
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if (leftEllipsisVisible && !rightEllipsisVisible) {
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for (int i = 0; i < remaining; i++) {
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curCacheNumbers.insert(3, curCacheNumbers.at(3) - 1);
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}
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} else if (!leftEllipsisVisible && rightEllipsisVisible) {
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for (int i = 0; i < remaining; i++) {
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curCacheNumbers.insert(curCacheNumbers.size() - 3, curCacheNumbers.at(curCacheNumbers.size() - 4) + 1);
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}
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}
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}
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}
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int PagingStyle1::minDisplaySize() const {
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return 8;
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}
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